559305

素因数分解:

$3^4\times 5^1\times {\mathrm{1381}}^1$

素因数の和:1398

約数の個数: 20

約数和(自身を含む): 1003332

約数和(自身を除く): 444027

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1381, 4143, 6905, 12429, 20715, 37287, 62145, 111861, 186435, 559305]

約数ペア:

[(1, 559305), (3, 186435), (5, 111861), (9, 62145), (15, 37287), (27, 20715), (45, 12429), (81, 6905), (135, 4143), (405, 1381)]