Q: What is the sum of all factors of the number 642,203,142 excluding 642,203,142?

A: 828,020,730

Why is 828,020,730 the sum of all factors of 642,203,142, excluding 642,203,142?

The factors of the number 642,203,142 are: 1, 2, 3, 6, 7, 14, 21, 42, 647, 1294, 1941, 3882, 4529, 9058, 13587, 23633, 27174, 47266, 70899, 141798, 165431, 330862, 496293, 992586, 15290551, 30581102, 45871653, 91743306, 107033857, 214067714, 321101571, 642203142.

If you add them up, you will get the total of 642,203,970. Now subtract 642,203,142 to get 828,020,730