Is 1161 an abundant number and what is its abundance?

Is 1161 an abundant number?

Here we will explain and calculate if 1161 is an abundant number and its abundance if applicable.

1161 is an abundant number if the sum of its proper divisors is greater than 1161.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 27 + 43 + 129 + 387 = 599.

599 is not greater than 1161. Therefore, 1161 is not an abundant number.

The abundance of 1161 is the sum of its proper divisors minus 1161. Thus, the abundance of 1161 is 599 - 1161 = no abundance

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