42031871

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 51870720

約数和(自身を除く): 9838849

約数列:

[1, 7, 17, 79, 119, 263, 289, 553, 1343, 1841, 2023, 4471, 9401, 20777, 22831, 31297, 76007, 145439, 159817, 353209, 532049, 2472463, 6004553, 42031871]

約数ペア:

[(1, 42031871), (7, 6004553), (17, 2472463), (79, 532049), (119, 353209), (263, 159817), (289, 145439), (553, 76007), (1343, 31297), (1841, 22831), (2023, 20777), (4471, 9401)]