289408561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{35393}}^1$

素因数の和:35460

約数の個数: 16

約数和(自身を含む): 338932944

約数和(自身を除く): 49524383

約数列:

[1, 13, 17, 37, 221, 481, 629, 8177, 35393, 460109, 601681, 1309541, 7821853, 17024033, 22262197, 289408561]

約数ペア:

[(1, 289408561), (13, 22262197), (17, 17024033), (37, 7821853), (221, 1309541), (481, 601681), (629, 460109), (8177, 35393)]