Q: What is the sum of all factors of the number 422,421 excluding 422,421?
A: 145,419
The factors of the number 422,421 are: 1, 3, 139, 417, 1013, 3039, 140807, 422421.
If you add them up, you will get the total of 422,566. Now subtract 422,421 to get 145,419