136666655

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 175358400

約数和(自身を除く): 38691745

約数列:

[1, 5, 17, 85, 271, 289, 349, 1355, 1445, 1745, 4607, 5933, 23035, 29665, 78319, 94579, 100861, 391595, 472895, 504305, 1607843, 8039215, 27333331, 136666655]

約数ペア:

[(1, 136666655), (5, 27333331), (17, 8039215), (85, 1607843), (271, 504305), (289, 472895), (349, 391595), (1355, 100861), (1445, 94579), (1745, 78319), (4607, 29665), (5933, 23035)]