13581765

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7019}}^1$

素因数の和:7073

約数の個数: 24

約数和(自身を含む): 24092640

約数和(自身を除く): 10510875

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 7019, 21057, 35095, 63171, 105285, 301817, 315855, 905451, 1509085, 2716353, 4527255, 13581765]

約数ペア:

[(1, 13581765), (3, 4527255), (5, 2716353), (9, 1509085), (15, 905451), (43, 315855), (45, 301817), (129, 105285), (215, 63171), (387, 35095), (645, 21057), (1935, 7019)]