81071606

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 162362880

約数和(自身を除く): 81291274

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 173, 179, 187, 238, 346, 358, 374, 1211, 1253, 1309, 1903, 1969, 2422, 2506, 2618, 2941, 3043, 3806, 3938, 5882, 6086, 13321, 13783, 20587, 21301, 26642, 27566, 30967, 32351, 33473, 41174, 42602, 61934, 64702, 66946, 216769, 226457, 234311, 340637, 433538, 452914, 468622, 526439, 681274, 1052878, 2384459, 3685073, 4768918, 5790829, 7370146, 11581658, 40535803, 81071606]

約数ペア:

[(1, 81071606), (2, 40535803), (7, 11581658), (11, 7370146), (14, 5790829), (17, 4768918), (22, 3685073), (34, 2384459), (77, 1052878), (119, 681274), (154, 526439), (173, 468622), (179, 452914), (187, 433538), (238, 340637), (346, 234311), (358, 226457), (374, 216769), (1211, 66946), (1253, 64702), (1309, 61934), (1903, 42602), (1969, 41174), (2422, 33473), (2506, 32351), (2618, 30967), (2941, 27566), (3043, 26642), (3806, 21301), (3938, 20587), (5882, 13783), (6086, 13321)]