1040804541

素因数分解:

$3^2\times 7^2\times {\mathrm{2360101}}^1$

素因数の和:2360121

約数の個数: 18

約数和(自身を含む): 1748835582

約数和(自身を除く): 708031041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 2360101, 7080303, 16520707, 21240909, 49562121, 115644949, 148686363, 346934847, 1040804541]

約数ペア:

[(1, 1040804541), (3, 346934847), (7, 148686363), (9, 115644949), (21, 49562121), (49, 21240909), (63, 16520707), (147, 7080303), (441, 2360101)]