Math, asked by senroshan2009, 9 months ago

a number for which sum of all its factor is equal to twice the number is called aparental number?

Answers

Answered by PrakulSharma

4

the divisor of 28 are 1, 2, 4, 7, 14, and 28, so the sum of proper divisors is 1 + 2 + 4 + 7 + 14 = 28

Answered by pragati2585

1

Answer :

The answer is Perfect number.

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