Q: What is the sum of all factors of the number 420,403,321 excluding 420,403,321?
A: 39,474,503
The factors of the number 420,403,321 are: 1, 13, 107, 173, 1391, 1747, 2249, 18511, 22711, 186929, 240643, 302231, 2430077, 3929003, 32338717, 420403321.
If you add them up, you will get the total of 420,403,360. Now subtract 420,403,321 to get 39,474,503