28142946

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1$

素因数の和:1095

約数の個数: 48

約数和(自身を含む): 66253824

約数和(自身を除く): 38110878

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 234, 254, 381, 762, 947, 1143, 1651, 1894, 2286, 2841, 3302, 4953, 5682, 8523, 9906, 12311, 14859, 17046, 24622, 29718, 36933, 73866, 110799, 120269, 221598, 240538, 360807, 721614, 1082421, 1563497, 2164842, 3126994, 4690491, 9380982, 14071473, 28142946]

約数ペア:

[(1, 28142946), (2, 14071473), (3, 9380982), (6, 4690491), (9, 3126994), (13, 2164842), (18, 1563497), (26, 1082421), (39, 721614), (78, 360807), (117, 240538), (127, 221598), (234, 120269), (254, 110799), (381, 73866), (762, 36933), (947, 29718), (1143, 24622), (1651, 17046), (1894, 14859), (2286, 12311), (2841, 9906), (3302, 8523), (4953, 5682)]