Q: What is the sum of all factors of the number 172,438,959 excluding 172,438,959?

A: 124,108,881

Why is 124,108,881 the sum of all factors of 172,438,959, excluding 172,438,959?

The factors of the number 172,438,959 are: 1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 6699, 25741, 77223, 180187, 283151, 540561, 746489, 849453, 1982057, 2239467, 5225423, 5946171, 8211379, 15676269, 24634137, 57479653, 172438959.

If you add them up, you will get the total of 172,439,083. Now subtract 172,438,959 to get 124,108,881