Q: What is the sum of all factors of the number 77,405 excluding 77,405?
A: 16,987
The factors of the number 77,405 are: 1, 5, 113, 137, 565, 685, 15481, 77405.
If you add them up, you will get the total of 77,421. Now subtract 77,405 to get 16,987