Q: What is the sum of all factors of the number 989,742 excluding 989,742?
A: 1,142,178
The factors of the number 989,742 are: 1, 2, 3, 6, 13, 26, 39, 78, 12689, 25378, 38067, 76134, 164957, 329914, 494871, 989742.
If you add them up, you will get the total of 989,743. Now subtract 989,742 to get 1,142,178