Is 686 an abundant number and what is its abundance?

Is 686 an abundant number?

Here we will explain and calculate if 686 is an abundant number and its abundance if applicable.

686 is an abundant number if the sum of its proper divisors is greater than 686.

The sum of its proper divisors is calculated as follows: 1 + 2 + 7 + 14 + 49 + 98 + 343 = 514.

514 is not greater than 686. Therefore, 686 is not an abundant number.

The abundance of 686 is the sum of its proper divisors minus 686. Thus, the abundance of 686 is 514 - 686 = no abundance

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