17442187

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{20939}}^1$

素因数の和:20970

約数の個数: 12

約数和(自身を含む): 21484440

約数和(自身を除く): 4042253

約数列:

[1, 7, 17, 49, 119, 833, 20939, 146573, 355963, 1026011, 2491741, 17442187]

約数ペア:

[(1, 17442187), (7, 2491741), (17, 1026011), (49, 355963), (119, 146573), (833, 20939)]