Is 663 an abundant number and what is its abundance?

Is 663 an abundant number?

Here we will explain and calculate if 663 is an abundant number and its abundance if applicable.

663 is an abundant number if the sum of its proper divisors is greater than 663.

The sum of its proper divisors is calculated as follows: 1 + 3 + 13 + 17 + 39 + 51 + 221 = 345.

345 is not greater than 663. Therefore, 663 is not an abundant number.

The abundance of 663 is the sum of its proper divisors minus 663. Thus, the abundance of 663 is 345 - 663 = no abundance

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