128364525

素因数分解:

$3^2\times 5^2\times {\mathrm{570509}}^1$

素因数の和:570525

約数の個数: 18

約数和(自身を含む): 229915530

約数和(自身を除く): 101551005

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 570509, 1711527, 2852545, 5134581, 8557635, 14262725, 25672905, 42788175, 128364525]

約数ペア:

[(1, 128364525), (3, 42788175), (5, 25672905), (9, 14262725), (15, 8557635), (25, 5134581), (45, 2852545), (75, 1711527), (225, 570509)]