15380154

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 35253504

約数和(自身を除く): 19873350

約数列:

[1, 2, 3, 6, 9, 18, 31, 43, 62, 86, 93, 129, 186, 258, 279, 387, 558, 641, 774, 1282, 1333, 1923, 2666, 3846, 3999, 5769, 7998, 11538, 11997, 19871, 23994, 27563, 39742, 55126, 59613, 82689, 119226, 165378, 178839, 248067, 357678, 496134, 854453, 1708906, 2563359, 5126718, 7690077, 15380154]

約数ペア:

[(1, 15380154), (2, 7690077), (3, 5126718), (6, 2563359), (9, 1708906), (18, 854453), (31, 496134), (43, 357678), (62, 248067), (86, 178839), (93, 165378), (129, 119226), (186, 82689), (258, 59613), (279, 55126), (387, 39742), (558, 27563), (641, 23994), (774, 19871), (1282, 11997), (1333, 11538), (1923, 7998), (2666, 5769), (3846, 3999)]