40520115

素因数分解:

$3^3\times 5^1\times {\mathrm{300149}}^1$

素因数の和:300163

約数の個数: 16

約数和(自身を含む): 72036000

約数和(自身を除く): 31515885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 300149, 900447, 1500745, 2701341, 4502235, 8104023, 13506705, 40520115]

約数ペア:

[(1, 40520115), (3, 13506705), (5, 8104023), (9, 4502235), (15, 2701341), (27, 1500745), (45, 900447), (135, 300149)]