Q: What is the sum of all factors of the number 1,258,309 excluding 1,258,309?
A: 128,923
The factors of the number 1,258,309 are: 1, 13, 43, 559, 2251, 29263, 96793, 1258309.
If you add them up, you will get the total of 1,258,437. Now subtract 1,258,309 to get 128,923