Q: What is the sum of all factors of the number 1,288,389 excluding 1,288,389?
A: 429,467
The factors of the number 1,288,389 are: 1, 3, 429463, 1288389.
If you add them up, you will get the total of 1,288,818. Now subtract 1,288,389 to get 429,467