Q: What is the sum of all factors of the number 668,031 excluding 668,031?
A: 428,673
The factors of the number 668,031 are: 1, 3, 7, 13, 21, 39, 91, 273, 2447, 7341, 17129, 31811, 51387, 95433, 222677, 668031.
If you add them up, you will get the total of 668,459. Now subtract 668,031 to get 428,673