17641221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{4003}}^1$

素因数の和:4132

約数の個数: 16

約数和(自身を含む): 25561536

約数和(自身を除く): 7920315

約数列:

[1, 3, 13, 39, 113, 339, 1469, 4003, 4407, 12009, 52039, 156117, 452339, 1357017, 5880407, 17641221]

約数ペア:

[(1, 17641221), (3, 5880407), (13, 1357017), (39, 452339), (113, 156117), (339, 52039), (1469, 12009), (4003, 4407)]