381301758

素因数分解:

$2^1\times 3^2\times {\mathrm{21183431}}^1$

素因数の和:21183439

約数の個数: 12

約数和(自身を含む): 826153848

約数和(自身を除く): 444852090

約数列:

[1, 2, 3, 6, 9, 18, 21183431, 42366862, 63550293, 127100586, 190650879, 381301758]

約数ペア:

[(1, 381301758), (2, 190650879), (3, 127100586), (6, 63550293), (9, 42366862), (18, 21183431)]