Q: What is the sum of all factors of the number 1,978,213 excluding 1,978,213?
A: 3,867
The factors of the number 1,978,213 are: 1, 607, 3259, 1978213.
If you add them up, you will get the total of 1,978,216. Now subtract 1,978,213 to get 3,867