Q: What is the sum of all factors of the number 1,280,631 excluding 1,280,631?
A: 601,737
The factors of the number 1,280,631 are: 1, 3, 11, 33, 151, 257, 453, 771, 1661, 2827, 4983, 8481, 38807, 116421, 426877, 1280631.
If you add them up, you will get the total of 1,281,232. Now subtract 1,280,631 to get 601,737