18116127

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 26941200

約数和(自身を除く): 8825073

約数列:

[1, 3, 9, 59, 109, 177, 313, 327, 531, 939, 981, 2817, 6431, 18467, 19293, 34117, 55401, 57879, 102351, 166203, 307053, 2012903, 6038709, 18116127]

約数ペア:

[(1, 18116127), (3, 6038709), (9, 2012903), (59, 307053), (109, 166203), (177, 102351), (313, 57879), (327, 55401), (531, 34117), (939, 19293), (981, 18467), (2817, 6431)]