Q: What is the sum of all factors of the number 687,142 excluding 687,142?
A: 356,858
The factors of the number 687,142 are: 1, 2, 79, 158, 4349, 8698, 343571, 687142.
If you add them up, you will get the total of 687,498. Now subtract 687,142 to get 356,858