Q: What is the sum of all factors of the number 1,389,507 excluding 1,389,507?
A: 748,605
The factors of the number 1,389,507 are: 1, 3, 7, 21, 127, 381, 521, 889, 1563, 2667, 3647, 10941, 66167, 198501, 463169, 1389507.
If you add them up, you will get the total of 1,390,255. Now subtract 1,389,507 to get 748,605