Q: What is the sum of all factors of the number 3,900,489 excluding 3,900,489?
A: 1,321,431
The factors of the number 3,900,489 are: 1, 3, 257, 771, 5059, 15177, 1300163, 3900489.
If you add them up, you will get the total of 3,900,490. Now subtract 3,900,489 to get 1,321,431