Q: What is the sum of all factors of the number 421,515,243 excluding 421,515,243?
A: 193,252,677
The factors of the number 421,515,243 are: 1, 3, 9, 103, 309, 927, 454709, 1364127, 4092381, 46835027, 140505081, 421515243.
If you add them up, you will get the total of 421,515,436. Now subtract 421,515,243 to get 193,252,677