76871977

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 104527360

約数和(自身を除く): 27655383

約数列:

[1, 7, 13, 17, 37, 79, 91, 119, 221, 259, 289, 481, 553, 629, 1027, 1343, 1547, 2023, 2923, 3367, 3757, 4403, 7189, 8177, 9401, 10693, 17459, 20461, 22831, 26299, 37999, 49691, 57239, 74851, 122213, 139009, 159817, 265993, 296803, 347837, 645983, 844747, 973063, 2077621, 4521881, 5913229, 10981711, 76871977]

約数ペア:

[(1, 76871977), (7, 10981711), (13, 5913229), (17, 4521881), (37, 2077621), (79, 973063), (91, 844747), (119, 645983), (221, 347837), (259, 296803), (289, 265993), (481, 159817), (553, 139009), (629, 122213), (1027, 74851), (1343, 57239), (1547, 49691), (2023, 37999), (2923, 26299), (3367, 22831), (3757, 20461), (4403, 17459), (7189, 10693), (8177, 9401)]