Q: What is the sum of all factors of the number 1,213,303 excluding 1,213,303?
A: 309,897
The factors of the number 1,213,303 are: 1, 7, 13, 67, 91, 199, 469, 871, 1393, 2587, 6097, 13333, 18109, 93331, 173329, 1213303.
If you add them up, you will get the total of 1,213,612. Now subtract 1,213,303 to get 309,897