Q: What is the sum of all factors of the number 406,374,654 excluding 406,374,654?

A: 538,230,786

Why is 538,230,786 the sum of all factors of 406,374,654, excluding 406,374,654?

The factors of the number 406,374,654 are: 1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 163993, 327986, 491979, 983958, 1147951, 2295902, 3443853, 6887706, 9675587, 19351174, 29026761, 58053522, 67729109, 135458218, 203187327, 406374654.

If you add them up, you will get the total of 406,375,192. Now subtract 406,374,654 to get 538,230,786