Q: What is the sum of all factors of the number 628,839 excluding 628,839?
A: 289,377
The factors of the number 628,839 are: 1, 3, 9, 107, 321, 653, 963, 1959, 5877, 69871, 209613, 628839.
If you add them up, you will get the total of 629,128. Now subtract 628,839 to get 289,377