Q: What is the sum of all factors of the number 661,041,243 excluding 661,041,243?
A: 384,529,437
The factors of the number 661,041,243 are: 1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 480059, 1440177, 4320531, 8161003, 12961593, 24483009, 38884779, 73449027, 220347081, 661041243.
If you add them up, you will get the total of 661,041,627. Now subtract 661,041,243 to get 384,529,437