Q: What is the sum of all factors of the number 391,456 excluding 391,456?

 A: 439,388

Why is 439,388 the sum of all factors of 391,456, excluding 391,456?

The factors of the number 391,456 are: 1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 941, 1882, 3764, 7528, 12233, 15056, 24466, 30112, 48932, 97864, 195728, 391456.

If you add them up, you will get the total of 391,895. Now subtract 391,456 to get 439,388


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