Q: What is the sum of all factors of the number 421,257,345 excluding 421,257,345?
A: 264,179,775
The factors of the number 421,257,345 are: 1, 3, 5, 15, 59, 177, 295, 885, 475997, 1427991, 2379985, 7139955, 28083823, 84251469, 140419115, 421257345.
If you add them up, you will get the total of 421,257,609. Now subtract 421,257,345 to get 264,179,775