Q: What is the sum of all factors of the number 1,640,221 excluding 1,640,221?
A: 149,123
The factors of the number 1,640,221 are: 1, 11, 149111, 1640221.
If you add them up, you will get the total of 1,640,370. Now subtract 1,640,221 to get 149,123