42491379

素因数分解:

$3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1597}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 66310608

約数和(自身を除く): 23819229

約数列:

[1, 3, 7, 21, 49, 147, 181, 543, 1267, 1597, 3801, 4791, 8869, 11179, 26607, 33537, 78253, 234759, 289057, 867171, 2023399, 6070197, 14163793, 42491379]

約数ペア:

[(1, 42491379), (3, 14163793), (7, 6070197), (21, 2023399), (49, 867171), (147, 289057), (181, 234759), (543, 78253), (1267, 33537), (1597, 26607), (3801, 11179), (4791, 8869)]