Q: What is the sum of all factors of the number 551,978 excluding 551,978?
A: 407,062
The factors of the number 551,978 are: 1, 2, 7, 14, 89, 178, 443, 623, 886, 1246, 3101, 6202, 39427, 78854, 275989, 551978.
If you add them up, you will get the total of 552,385. Now subtract 551,978 to get 407,062