Is 391 an abundant number and what is its abundance?

Is 391 an abundant number?

Here we will explain and calculate if 391 is an abundant number and its abundance if applicable.

391 is an abundant number if the sum of its proper divisors is greater than 391.

The sum of its proper divisors is calculated as follows: 1 + 17 + 23 = 41.

41 is not greater than 391. Therefore, 391 is not an abundant number.

The abundance of 391 is the sum of its proper divisors minus 391. Thus, the abundance of 391 is 41 - 391 = no abundance

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