Is 646 an abundant number and what is its abundance?

Is 646 an abundant number?

Here we will explain and calculate if 646 is an abundant number and its abundance if applicable.

646 is an abundant number if the sum of its proper divisors is greater than 646.

The sum of its proper divisors is calculated as follows: 1 + 2 + 17 + 19 + 34 + 38 + 323 = 434.

434 is not greater than 646. Therefore, 646 is not an abundant number.

The abundance of 646 is the sum of its proper divisors minus 646. Thus, the abundance of 646 is 434 - 646 = no abundance

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