71521037

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 86501376

約数和(自身を除く): 14980339

約数列:

[1, 7, 37, 49, 103, 259, 383, 721, 1813, 2681, 3811, 5047, 14171, 18767, 26677, 39449, 99197, 186739, 276143, 694379, 1459613, 1933001, 10217291, 71521037]

約数ペア:

[(1, 71521037), (7, 10217291), (37, 1933001), (49, 1459613), (103, 694379), (259, 276143), (383, 186739), (721, 99197), (1813, 39449), (2681, 26677), (3811, 18767), (5047, 14171)]