Q: What is the sum of all factors of the number 1,221,578 excluding 1,221,578?
A: 615,802
The factors of the number 1,221,578 are: 1, 2, 541, 1082, 1129, 2258, 610789, 1221578.
If you add them up, you will get the total of 1,222,193. Now subtract 1,221,578 to get 615,802