129389886

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:491

約数の個数: 80

約数和(自身を含む): 308520960

約数和(自身を除く): 179131074

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 127, 162, 171, 254, 331, 342, 381, 513, 662, 762, 993, 1026, 1143, 1539, 1986, 2286, 2413, 2979, 3078, 3429, 4826, 5958, 6289, 6858, 7239, 8937, 10287, 12578, 14478, 17874, 18867, 20574, 21717, 26811, 37734, 42037, 43434, 53622, 56601, 65151, 84074, 113202, 126111, 130302, 169803, 195453, 252222, 339606, 378333, 390906, 509409, 756666, 798703, 1018818, 1134999, 1597406, 2269998, 2396109, 3404997, 4792218, 6809994, 7188327, 14376654, 21564981, 43129962, 64694943, 129389886]

約数ペア:

[(1, 129389886), (2, 64694943), (3, 43129962), (6, 21564981), (9, 14376654), (18, 7188327), (19, 6809994), (27, 4792218), (38, 3404997), (54, 2396109), (57, 2269998), (81, 1597406), (114, 1134999), (127, 1018818), (162, 798703), (171, 756666), (254, 509409), (331, 390906), (342, 378333), (381, 339606), (513, 252222), (662, 195453), (762, 169803), (993, 130302), (1026, 126111), (1143, 113202), (1539, 84074), (1986, 65151), (2286, 56601), (2413, 53622), (2979, 43434), (3078, 42037), (3429, 37734), (4826, 26811), (5958, 21717), (6289, 20574), (6858, 18867), (7239, 17874), (8937, 14478), (10287, 12578)]