71914791

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 116103680

約数和(自身を除く): 44188889

約数列:

[1, 3, 13, 19, 37, 39, 43, 57, 61, 111, 129, 183, 247, 481, 559, 703, 741, 793, 817, 1159, 1443, 1591, 1677, 2109, 2257, 2379, 2451, 2623, 3477, 4773, 6771, 7869, 9139, 10621, 15067, 20683, 27417, 29341, 30229, 31863, 34099, 42883, 45201, 49837, 62049, 88023, 90687, 97051, 102297, 128649, 149511, 291153, 392977, 557479, 647881, 1178931, 1261663, 1672437, 1843969, 1943643, 3784989, 5531907, 23971597, 71914791]

約数ペア:

[(1, 71914791), (3, 23971597), (13, 5531907), (19, 3784989), (37, 1943643), (39, 1843969), (43, 1672437), (57, 1261663), (61, 1178931), (111, 647881), (129, 557479), (183, 392977), (247, 291153), (481, 149511), (559, 128649), (703, 102297), (741, 97051), (793, 90687), (817, 88023), (1159, 62049), (1443, 49837), (1591, 45201), (1677, 42883), (2109, 34099), (2257, 31863), (2379, 30229), (2451, 29341), (2623, 27417), (3477, 20683), (4773, 15067), (6771, 10621), (7869, 9139)]