2809305

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 4912128

約数和(自身を除く): 2102823

約数列:

[1, 3, 5, 9, 15, 45, 163, 383, 489, 815, 1149, 1467, 1915, 2445, 3447, 5745, 7335, 17235, 62429, 187287, 312145, 561861, 936435, 2809305]

約数ペア:

[(1, 2809305), (3, 936435), (5, 561861), (9, 312145), (15, 187287), (45, 62429), (163, 17235), (383, 7335), (489, 5745), (815, 3447), (1149, 2445), (1467, 1915)]