Q: What is the sum of all factors of the number 1,438,489 excluding 1,438,489?
A: 279,143
The factors of the number 1,438,489 are: 1, 13, 17, 23, 221, 283, 299, 391, 3679, 4811, 5083, 6509, 62543, 84617, 110653, 1438489.
If you add them up, you will get the total of 1,438,768. Now subtract 1,438,489 to get 279,143