4128165

素因数分解:

$3^4\times 5^1\times {\mathrm{10193}}^1$

素因数の和:10210

約数の個数: 20

約数和(自身を含む): 7400844

約数和(自身を除く): 3272679

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 10193, 30579, 50965, 91737, 152895, 275211, 458685, 825633, 1376055, 4128165]

約数ペア:

[(1, 4128165), (3, 1376055), (5, 825633), (9, 458685), (15, 275211), (27, 152895), (45, 91737), (81, 50965), (135, 30579), (405, 10193)]