Q: What is the sum of all factors of the number 721,321,674 excluding 721,321,674?

A: 734,237,046

Why is 734,237,046 the sum of all factors of 721,321,674, excluding 721,321,674?

The factors of the number 721,321,674 are: 1, 2, 3, 6, 193, 307, 386, 579, 614, 921, 1158, 1842, 2029, 4058, 6087, 12174, 59251, 118502, 177753, 355506, 391597, 622903, 783194, 1174791, 1245806, 1868709, 2349582, 3737418, 120220279, 240440558, 360660837, 721321674.

If you add them up, you will get the total of 721,322,408. Now subtract 721,321,674 to get 734,237,046