210691855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{18329}}^1$

素因数の和:18375

約数の個数: 24

約数和(自身を含む): 292546800

約数和(自身を除く): 81854945

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 605, 1045, 2299, 11495, 18329, 91645, 201619, 348251, 1008095, 1741255, 2217809, 3830761, 11089045, 19153805, 42138371, 210691855]

約数ペア:

[(1, 210691855), (5, 42138371), (11, 19153805), (19, 11089045), (55, 3830761), (95, 2217809), (121, 1741255), (209, 1008095), (605, 348251), (1045, 201619), (2299, 91645), (11495, 18329)]