128252201

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^2\times {\mathrm{157}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 162494784

約数和(自身を除く): 34242583

約数列:

[1, 7, 11, 77, 103, 157, 721, 1099, 1133, 1727, 7931, 10609, 12089, 16171, 74263, 113197, 116699, 177881, 816893, 1245167, 1665613, 11659291, 18321743, 128252201]

約数ペア:

[(1, 128252201), (7, 18321743), (11, 11659291), (77, 1665613), (103, 1245167), (157, 816893), (721, 177881), (1099, 116699), (1133, 113197), (1727, 74263), (7931, 16171), (10609, 12089)]