3845505

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 6589440

約数和(自身を除く): 2743935

約数列:

[1, 3, 5, 15, 19, 57, 95, 103, 131, 285, 309, 393, 515, 655, 1545, 1957, 1965, 2489, 5871, 7467, 9785, 12445, 13493, 29355, 37335, 40479, 67465, 202395, 256367, 769101, 1281835, 3845505]

約数ペア:

[(1, 3845505), (3, 1281835), (5, 769101), (15, 256367), (19, 202395), (57, 67465), (95, 40479), (103, 37335), (131, 29355), (285, 13493), (309, 12445), (393, 9785), (515, 7467), (655, 5871), (1545, 2489), (1957, 1965)]