Q: What is the sum of all factors of the number 243,145,203 excluding 243,145,203?
A: 159,457,197
The factors of the number 243,145,203 are: 1, 3, 7, 17, 21, 49, 51, 119, 147, 149, 357, 447, 653, 833, 1043, 1959, 2499, 2533, 3129, 4571, 7301, 7599, 11101, 13713, 17731, 21903, 31997, 33303, 53193, 77707, 95991, 97297, 124117, 233121, 291891, 372351, 543949, 681079, 1631847, 1654049, 2043237, 4767553, 4962147, 11578343, 14302659, 34735029, 81048401, 243145203.
If you add them up, you will get the total of 243,145,362. Now subtract 243,145,203 to get 159,457,197