Q: What is the sum of all factors of the number 220,043,121 excluding 220,043,121?

A: 99,457,167

Why is 99,457,167 the sum of all factors of 220,043,121, excluding 220,043,121?

The factors of the number 220,043,121 are: 1, 3, 17, 51, 53, 127, 159, 381, 641, 901, 1923, 2159, 2703, 6477, 6731, 10897, 20193, 32691, 33973, 81407, 101919, 114427, 244221, 343281, 577541, 1383919, 1732623, 4151757, 4314571, 12943713, 73347707, 220043121.

If you add them up, you will get the total of 220,043,220. Now subtract 220,043,121 to get 99,457,167