18331305

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{727}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 30104256

約数和(自身を除く): 11772951

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 727, 1681, 2181, 3635, 5043, 8405, 10905, 25215, 29807, 89421, 149035, 447105, 1222087, 3666261, 6110435, 18331305]

約数ペア:

[(1, 18331305), (3, 6110435), (5, 3666261), (15, 1222087), (41, 447105), (123, 149035), (205, 89421), (615, 29807), (727, 25215), (1681, 10905), (2181, 8405), (3635, 5043)]