201072825

素因数分解:

$3^2\times 5^2\times {\mathrm{893657}}^1$

素因数の和:893673

約数の個数: 18

約数和(自身を含む): 360144174

約数和(自身を除く): 159071349

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 893657, 2680971, 4468285, 8042913, 13404855, 22341425, 40214565, 67024275, 201072825]

約数ペア:

[(1, 201072825), (3, 67024275), (5, 40214565), (9, 22341425), (15, 13404855), (25, 8042913), (45, 4468285), (75, 2680971), (225, 893657)]