Q: What is the sum of all factors of the number 1,640,643 excluding 1,640,643?
A: 546,885
The factors of the number 1,640,643 are: 1, 3, 546881, 1640643.
If you add them up, you will get the total of 1,641,189. Now subtract 1,640,643 to get 546,885