490440105

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{66863}}^1$

素因数の和:67037

約数の個数: 24

約数和(自身を含む): 855324288

約数和(自身を除く): 364884183

約数列:

[1, 3, 5, 9, 15, 45, 163, 489, 815, 1467, 2445, 7335, 66863, 200589, 334315, 601767, 1002945, 3008835, 10898669, 32696007, 54493345, 98088021, 163480035, 490440105]

約数ペア:

[(1, 490440105), (3, 163480035), (5, 98088021), (9, 54493345), (15, 32696007), (45, 10898669), (163, 3008835), (489, 1002945), (815, 601767), (1467, 334315), (2445, 200589), (7335, 66863)]