Q: What is the sum of all factors of the number 987,090 excluding 987,090?
A: 1,565,166
The factors of the number 987,090 are: 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2531, 5062, 7593, 12655, 15186, 25310, 32903, 37965, 65806, 75930, 98709, 164515, 197418, 329030, 493545, 987090.
If you add them up, you will get the total of 987,091. Now subtract 987,090 to get 1,565,166