211007665

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{8111}}^1$

素因数の和:8181

約数の個数: 24

約数和(自身を含む): 284828544

約数和(自身を除く): 73820879

約数列:

[1, 5, 11, 43, 55, 121, 215, 473, 605, 2365, 5203, 8111, 26015, 40555, 89221, 348773, 446105, 981431, 1743865, 3836503, 4907155, 19182515, 42201533, 211007665]

約数ペア:

[(1, 211007665), (5, 42201533), (11, 19182515), (43, 4907155), (55, 3836503), (121, 1743865), (215, 981431), (473, 446105), (605, 348773), (2365, 89221), (5203, 40555), (8111, 26015)]