Q: What is the sum of all factors of the number 687,116,331 excluding 687,116,331?
A: 430,899,669
The factors of the number 687,116,331 are: 1, 3, 9, 11, 27, 33, 99, 149, 297, 447, 1341, 1639, 4023, 4917, 14751, 15527, 44253, 46581, 139743, 170797, 419229, 512391, 1537173, 2313523, 4611519, 6940569, 20821707, 25448753, 62465121, 76346259, 229038777, 687116331.
If you add them up, you will get the total of 687,116,761. Now subtract 687,116,331 to get 430,899,669