128897359

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{59}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 143003520

約数和(自身を除く): 14106161

約数列:

[1, 23, 43, 47, 59, 989, 1081, 1357, 2021, 2209, 2537, 2773, 46483, 50807, 58351, 63779, 94987, 119239, 130331, 2184701, 2742497, 2997613, 5604233, 128897359]

約数ペア:

[(1, 128897359), (23, 5604233), (43, 2997613), (47, 2742497), (59, 2184701), (989, 130331), (1081, 119239), (1357, 94987), (2021, 63779), (2209, 58351), (2537, 50807), (2773, 46483)]