213650305

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{20773}}^1$

素因数の和:20817

約数の個数: 24

約数和(自身を含む): 298397736

約数和(自身を除く): 84747431

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 605, 935, 2057, 10285, 20773, 103865, 228503, 353141, 1142515, 1765705, 2513533, 3884551, 12567665, 19422755, 42730061, 213650305]

約数ペア:

[(1, 213650305), (5, 42730061), (11, 19422755), (17, 12567665), (55, 3884551), (85, 2513533), (121, 1765705), (187, 1142515), (605, 353141), (935, 228503), (2057, 103865), (10285, 20773)]