Q: What is the sum of all factors of the number 1,157,139 excluding 1,157,139?
A: 658,701
The factors of the number 1,157,139 are: 1, 3, 9, 17, 27, 51, 153, 459, 2521, 7563, 22689, 42857, 68067, 128571, 385713, 1157139.
If you add them up, you will get the total of 1,157,797. Now subtract 1,157,139 to get 658,701