Q: What is the sum of all factors of the number 1,230,621 excluding 1,230,621?
A: 644,643
The factors of the number 1,230,621 are: 1, 3, 7, 21, 58601, 175803, 410207, 1230621.
If you add them up, you will get the total of 1,231,265. Now subtract 1,230,621 to get 644,643