68741582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 135582720

約数和(自身を除く): 66841138

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 103, 133, 182, 193, 206, 247, 266, 386, 494, 721, 1339, 1351, 1442, 1729, 1957, 2509, 2678, 2702, 3458, 3667, 3914, 5018, 7334, 9373, 13699, 17563, 18746, 19879, 25441, 25669, 27398, 35126, 39758, 47671, 50882, 51338, 95342, 139153, 178087, 258427, 278306, 333697, 356174, 377701, 516854, 667394, 755402, 1808989, 2643907, 3617978, 4910113, 5287814, 9820226, 34370791, 68741582]

約数ペア:

[(1, 68741582), (2, 34370791), (7, 9820226), (13, 5287814), (14, 4910113), (19, 3617978), (26, 2643907), (38, 1808989), (91, 755402), (103, 667394), (133, 516854), (182, 377701), (193, 356174), (206, 333697), (247, 278306), (266, 258427), (386, 178087), (494, 139153), (721, 95342), (1339, 51338), (1351, 50882), (1442, 47671), (1729, 39758), (1957, 35126), (2509, 27398), (2678, 25669), (2702, 25441), (3458, 19879), (3667, 18746), (3914, 17563), (5018, 13699), (7334, 9373)]