16573123

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 20314800

約数和(自身を除く): 3741677

約数列:

[1, 7, 29, 49, 107, 109, 203, 749, 763, 1421, 3103, 3161, 5243, 5341, 11663, 21721, 22127, 81641, 152047, 154889, 338227, 571487, 2367589, 16573123]

約数ペア:

[(1, 16573123), (7, 2367589), (29, 571487), (49, 338227), (107, 154889), (109, 152047), (203, 81641), (749, 22127), (763, 21721), (1421, 11663), (3103, 5341), (3161, 5243)]