30062781

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3433}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 49999040

約数和(自身を除く): 19936259

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 3433, 8757, 10299, 24031, 30897, 72093, 216279, 477187, 1431561, 3340309, 4294683, 10020927, 30062781]

約数ペア:

[(1, 30062781), (3, 10020927), (7, 4294683), (9, 3340309), (21, 1431561), (63, 477187), (139, 216279), (417, 72093), (973, 30897), (1251, 24031), (2919, 10299), (3433, 8757)]