Q: What is the sum of all factors of the number 643,641 excluding 643,641?
A: 226,599
The factors of the number 643,641 are: 1, 3, 73, 219, 2939, 8817, 214547, 643641.
If you add them up, you will get the total of 643,867. Now subtract 643,641 to get 226,599