4320405

素因数分解:

$3^3\times 5^1\times {\mathrm{32003}}^1$

素因数の和:32017

約数の個数: 16

約数和(自身を含む): 7680960

約数和(自身を除く): 3360555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 32003, 96009, 160015, 288027, 480045, 864081, 1440135, 4320405]

約数ペア:

[(1, 4320405), (3, 1440135), (5, 864081), (9, 480045), (15, 288027), (27, 160015), (45, 96009), (135, 32003)]