Q: What is the sum of all factors of the number 221,078 excluding 221,078?
A: 169,018
The factors of the number 221,078 are: 1, 2, 11, 13, 22, 26, 143, 286, 773, 1546, 8503, 10049, 17006, 20098, 110539, 221078.
If you add them up, you will get the total of 221,247. Now subtract 221,078 to get 169,018