Q: What is the sum of all factors of the number 1,221,039 excluding 1,221,039?
A: 542,697
The factors of the number 1,221,039 are: 1, 3, 9, 135671, 407013, 1221039.
If you add them up, you will get the total of 1,221,581. Now subtract 1,221,039 to get 542,697