Q: What is the sum of all factors of the number 1,458 excluding 1,458?
A: 1,821
The factors of the number 1,458 are: 1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458.
If you add them up, you will get the total of 1,459. Now subtract 1,458 to get 1,821