121856139

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{30983}}^1$

素因数の和:31031

約数の個数: 24

約数和(自身を含む): 193340160

約数和(自身を除く): 71484021

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 30983, 92949, 278847, 588677, 712609, 1766031, 2137827, 5298093, 6413481, 13539571, 40618713, 121856139]

約数ペア:

[(1, 121856139), (3, 40618713), (9, 13539571), (19, 6413481), (23, 5298093), (57, 2137827), (69, 1766031), (171, 712609), (207, 588677), (437, 278847), (1311, 92949), (3933, 30983)]