18001767

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{811}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 28140672

約数和(自身を除く): 10138905

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 811, 1057, 2433, 3171, 5677, 7399, 17031, 22197, 39739, 119217, 122461, 367383, 857227, 2571681, 6000589, 18001767]

約数ペア:

[(1, 18001767), (3, 6000589), (7, 2571681), (21, 857227), (49, 367383), (147, 122461), (151, 119217), (453, 39739), (811, 22197), (1057, 17031), (2433, 7399), (3171, 5677)]