Q: What is the sum of all factors of the number 787,217,464 excluding 787,217,464?

A: 838,651,976

Why is 838,651,976 the sum of all factors of 787,217,464, excluding 787,217,464?

The factors of the number 787,217,464 are: 1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2266, 4532, 9064, 86851, 173702, 347404, 694808, 955361, 1910722, 3821444, 7642888, 8945653, 17891306, 35782612, 71565224, 98402183, 196804366, 393608732, 787217464.

If you add them up, you will get the total of 787,218,302. Now subtract 787,217,464 to get 838,651,976