18045135

素因数分解:

$3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1117}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 31393440

約数和(自身を除く): 13348305

約数列:

[1, 3, 5, 9, 15, 45, 359, 1077, 1117, 1795, 3231, 3351, 5385, 5585, 10053, 16155, 16755, 50265, 401003, 1203009, 2005015, 3609027, 6015045, 18045135]

約数ペア:

[(1, 18045135), (3, 6015045), (5, 3609027), (9, 2005015), (15, 1203009), (45, 401003), (359, 50265), (1077, 16755), (1117, 16155), (1795, 10053), (3231, 5585), (3351, 5385)]