1640648727

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{12983}}^1$

素因数の和:13747

約数の個数: 24

約数和(自身を含む): 2498121600

約数和(自身を除く): 857472873

約数列:

[1, 3, 9, 19, 57, 171, 739, 2217, 6651, 12983, 14041, 38949, 42123, 116847, 126369, 246677, 740031, 2220093, 9594437, 28783311, 86349933, 182294303, 546882909, 1640648727]

約数ペア:

[(1, 1640648727), (3, 546882909), (9, 182294303), (19, 86349933), (57, 28783311), (171, 9594437), (739, 2220093), (2217, 740031), (6651, 246677), (12983, 126369), (14041, 116847), (38949, 42123)]