Q: What is the sum of all factors of the number 1,261,317 excluding 1,261,317?
A: 420,443
The factors of the number 1,261,317 are: 1, 3, 420439, 1261317.
If you add them up, you will get the total of 1,261,737. Now subtract 1,261,317 to get 420,443