205509906

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31981}}^1$

素因数の和:32016

約数の個数: 64

約数和(自身を含む): 552648960

約数和(自身を除く): 347139054

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3213, 6426, 31981, 63962, 95943, 191886, 223867, 287829, 447734, 543677, 575658, 671601, 863487, 1087354, 1343202, 1631031, 1726974, 2014803, 3262062, 3805739, 4029606, 4893093, 6044409, 7611478, 9786186, 11417217, 12088818, 14679279, 22834434, 29358558, 34251651, 68503302, 102754953, 205509906]

約数ペア:

[(1, 205509906), (2, 102754953), (3, 68503302), (6, 34251651), (7, 29358558), (9, 22834434), (14, 14679279), (17, 12088818), (18, 11417217), (21, 9786186), (27, 7611478), (34, 6044409), (42, 4893093), (51, 4029606), (54, 3805739), (63, 3262062), (102, 2014803), (119, 1726974), (126, 1631031), (153, 1343202), (189, 1087354), (238, 863487), (306, 671601), (357, 575658), (378, 543677), (459, 447734), (714, 287829), (918, 223867), (1071, 191886), (2142, 95943), (3213, 63962), (6426, 31981)]