Q: What is the sum of all factors of the number 128,355 excluding 128,355?

A: 82,845

Why is 82,845 the sum of all factors of 128,355, excluding 128,355?

The factors of the number 128,355 are: 1, 3, 5, 15, 43, 129, 199, 215, 597, 645, 995, 2985, 8557, 25671, 42785, 128355.

If you add them up, you will get the total of 128,437. Now subtract 128,355 to get 82,845

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