Q: What is the sum of all factors of the number 66,420,617 excluding 66,420,617?
A: 28,663
The factors of the number 66,420,617 are: 1, 2543, 26119, 66420617.
If you add them up, you will get the total of 66,420,645. Now subtract 66,420,617 to get 28,663