38837385

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20071}}^1$

素因数の和:20125

約数の個数: 24

約数和(自身を含む): 68887104

約数和(自身を除く): 30049719

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 20071, 60213, 100355, 180639, 301065, 863053, 903195, 2589159, 4315265, 7767477, 12945795, 38837385]

約数ペア:

[(1, 38837385), (3, 12945795), (5, 7767477), (9, 4315265), (15, 2589159), (43, 903195), (45, 863053), (129, 301065), (215, 180639), (387, 100355), (645, 60213), (1935, 20071)]