68763807

素因数分解:

$3^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{647}}^1$

素因数の和:908

約数の個数: 36

約数和(自身を含む): 116200656

約数和(自身を除く): 47436849

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 241, 441, 647, 723, 1687, 1941, 2169, 4529, 5061, 5823, 11809, 13587, 15183, 31703, 35427, 40761, 95109, 106281, 155927, 285327, 467781, 1091489, 1403343, 3274467, 7640423, 9823401, 22921269, 68763807]

約数ペア:

[(1, 68763807), (3, 22921269), (7, 9823401), (9, 7640423), (21, 3274467), (49, 1403343), (63, 1091489), (147, 467781), (241, 285327), (441, 155927), (647, 106281), (723, 95109), (1687, 40761), (1941, 35427), (2169, 31703), (4529, 15183), (5061, 13587), (5823, 11809)]