173621838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 384072192

約数和(自身を除く): 210450354

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 107, 142, 213, 214, 293, 321, 426, 586, 642, 879, 923, 1391, 1758, 1846, 2769, 2782, 3809, 4173, 5538, 7597, 7618, 8346, 11427, 15194, 20803, 22791, 22854, 31351, 41606, 45582, 62409, 62702, 94053, 98761, 124818, 188106, 197522, 270439, 296283, 407563, 540878, 592566, 811317, 815126, 1222689, 1622634, 2225921, 2445378, 4451842, 6677763, 13355526, 28936973, 57873946, 86810919, 173621838]

約数ペア:

[(1, 173621838), (2, 86810919), (3, 57873946), (6, 28936973), (13, 13355526), (26, 6677763), (39, 4451842), (71, 2445378), (78, 2225921), (107, 1622634), (142, 1222689), (213, 815126), (214, 811317), (293, 592566), (321, 540878), (426, 407563), (586, 296283), (642, 270439), (879, 197522), (923, 188106), (1391, 124818), (1758, 98761), (1846, 94053), (2769, 62702), (2782, 62409), (3809, 45582), (4173, 41606), (5538, 31351), (7597, 22854), (7618, 22791), (8346, 20803), (11427, 15194)]