217469185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{82531}}^1$

素因数の和:82584

約数の個数: 16

約数和(自身を含む): 285230592

約数和(自身を除く): 67761407

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 82531, 412655, 1403027, 2558461, 7015135, 12792305, 43493837, 217469185]

約数ペア:

[(1, 217469185), (5, 43493837), (17, 12792305), (31, 7015135), (85, 2558461), (155, 1403027), (527, 412655), (2635, 82531)]