Q: What is the sum of all factors of the number 2,158,657 excluding 2,158,657?
A: 2,943
The factors of the number 2,158,657 are: 1, 1399, 1543, 2158657.
If you add them up, you will get the total of 2,158,659. Now subtract 2,158,657 to get 2,943