81518766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 192706560

約数和(自身を除く): 111187794

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 67, 118, 134, 177, 201, 354, 402, 413, 469, 491, 826, 938, 982, 1239, 1407, 1473, 2478, 2814, 2946, 3437, 3953, 6874, 7906, 10311, 11859, 20622, 23718, 27671, 28969, 32897, 55342, 57938, 65794, 83013, 86907, 98691, 166026, 173814, 197382, 202783, 230279, 405566, 460558, 608349, 690837, 1216698, 1381674, 1940923, 3881846, 5822769, 11645538, 13586461, 27172922, 40759383, 81518766]

約数ペア:

[(1, 81518766), (2, 40759383), (3, 27172922), (6, 13586461), (7, 11645538), (14, 5822769), (21, 3881846), (42, 1940923), (59, 1381674), (67, 1216698), (118, 690837), (134, 608349), (177, 460558), (201, 405566), (354, 230279), (402, 202783), (413, 197382), (469, 173814), (491, 166026), (826, 98691), (938, 86907), (982, 83013), (1239, 65794), (1407, 57938), (1473, 55342), (2478, 32897), (2814, 28969), (2946, 27671), (3437, 23718), (3953, 20622), (6874, 11859), (7906, 10311)]