Is 558 an abundant number and what is its abundance?

Is 558 an abundant number?

Here we will explain and calculate if 558 is an abundant number and its abundance if applicable.

558 is an abundant number if the sum of its proper divisors is greater than 558.

The sum of its proper divisors is calculated as follows: 1 + 2 + 3 + 6 + 9 + 18 + 31 + 62 + 93 + 186 + 279 = 690.

690 is greater than 558. Therefore, 558 is an abundant number.

The abundance of 558 is the sum of its proper divisors minus 558. Thus, the abundance of 558 is 690 - 558 = 132

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