Q: What is the sum of all factors of the number 221,400,243 excluding 221,400,243?
A: 109,187,917
The factors of the number 221,400,243 are: 1, 3, 9, 27, 127, 381, 1143, 3429, 64567, 193701, 581103, 1743309, 8200009, 24600027, 73800081, 221400243.
If you add them up, you will get the total of 221,400,352. Now subtract 221,400,243 to get 109,187,917