69638247

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10141}}^1$

素因数の和:10263

約数の個数: 24

約数和(自身を含む): 116024480

約数和(自身を除く): 46386233

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 6867, 10141, 30423, 70987, 91269, 212961, 638883, 1105369, 3316107, 7737583, 9948321, 23212749, 69638247]

約数ペア:

[(1, 69638247), (3, 23212749), (7, 9948321), (9, 7737583), (21, 3316107), (63, 1105369), (109, 638883), (327, 212961), (763, 91269), (981, 70987), (2289, 30423), (6867, 10141)]