Q: What is the sum of all factors of the number 209,145 excluding 209,145?
A: 131,847
The factors of the number 209,145 are: 1, 3, 5, 15, 73, 191, 219, 365, 573, 955, 1095, 2865, 13943, 41829, 69715, 209145.
If you add them up, you will get the total of 209,276. Now subtract 209,145 to get 131,847