Q: What is the sum of all factors of the number 1,661,989 excluding 1,661,989?
A: 247,451
The factors of the number 1,661,989 are: 1, 7, 233, 1019, 1631, 7133, 237427, 1661989.
If you add them up, you will get the total of 1,662,236. Now subtract 1,661,989 to get 247,451