Q: What is the sum of all factors of the number 1,213,503 including 1,213,503?
A: 1,731,840
The factors of the number 1,213,503 are: 1, 3, 23, 43, 69, 129, 409, 989, 1227, 2967, 9407, 17587, 28221, 52761, 404501, 1213503.
If you add them up, you will get the total of 1,731,840.