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How is 28 a perfect number? - Answers

A number n for which the sum of all the positive integer factors of n which are less than n add up to n.For example, 6 and 28 are perfect numbers. The number 6 has factors 1, 2, and 3, and 1 + 2 + 3 = 6. The number 28 has factors 1, 2, 4, 7, and 14, and 1 + 2 + 4 + 7 + 14 = 28



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How is 28 a perfect number? - Answers

https://math.answers.com/geometry/How_is_28_a_perfect_number

A number n for which the sum of all the positive integer factors of n which are less than n add up to n.For example, 6 and 28 are perfect numbers. The number 6 has factors 1, 2, and 3, and 1 + 2 + 3 = 6. The number 28 has factors 1, 2, 4, 7, and 14, and 1 + 2 + 4 + 7 + 14 = 28



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https://math.answers.com/geometry/How_is_28_a_perfect_number

How is 28 a perfect number? - Answers

A number n for which the sum of all the positive integer factors of n which are less than n add up to n.For example, 6 and 28 are perfect numbers. The number 6 has factors 1, 2, and 3, and 1 + 2 + 3 = 6. The number 28 has factors 1, 2, 4, 7, and 14, and 1 + 2 + 4 + 7 + 14 = 28

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      A number n for which the sum of all the positive integer factors of n which are less than n add up to n.For example, 6 and 28 are perfect numbers. The number 6 has factors 1, 2, and 3, and 1 + 2 + 3 = 6. The number 28 has factors 1, 2, 4, 7, and 14, and 1 + 2 + 4 + 7 + 14 = 28

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