Q: What is the sum of all factors of the number 121,131,423 excluding 121,131,423?
A: 83,959,137
The factors of the number 121,131,423 are: 1, 3, 7, 9, 21, 27, 63, 189, 640907, 1922721, 4486349, 5768163, 13459047, 17304489, 40377141, 121131423.
If you add them up, you will get the total of 121,131,506. Now subtract 121,131,423 to get 83,959,137