201691655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{12689}}^1$

素因数の和:12739

約数の個数: 24

約数和(自身を含む): 280499760

約数和(自身を除く): 78808105

約数列:

[1, 5, 11, 17, 55, 85, 187, 289, 935, 1445, 3179, 12689, 15895, 63445, 139579, 215713, 697895, 1078565, 2372843, 3667121, 11864215, 18335605, 40338331, 201691655]

約数ペア:

[(1, 201691655), (5, 40338331), (11, 18335605), (17, 11864215), (55, 3667121), (85, 2372843), (187, 1078565), (289, 697895), (935, 215713), (1445, 139579), (3179, 63445), (12689, 15895)]