427297178

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 818380800

約数和(自身を除く): 391083622

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 191, 199, 382, 398, 511, 803, 1022, 1337, 1393, 1606, 2101, 2189, 2674, 2786, 4202, 4378, 5621, 11242, 13943, 14527, 14707, 15323, 27886, 29054, 29414, 30646, 38009, 76018, 97601, 101689, 153373, 159797, 195202, 203378, 266063, 306746, 319594, 418099, 532126, 836198, 1073611, 1118579, 2147222, 2237158, 2774657, 2926693, 5549314, 5853386, 19422599, 30521227, 38845198, 61042454, 213648589, 427297178]

約数ペア:

[(1, 427297178), (2, 213648589), (7, 61042454), (11, 38845198), (14, 30521227), (22, 19422599), (73, 5853386), (77, 5549314), (146, 2926693), (154, 2774657), (191, 2237158), (199, 2147222), (382, 1118579), (398, 1073611), (511, 836198), (803, 532126), (1022, 418099), (1337, 319594), (1393, 306746), (1606, 266063), (2101, 203378), (2189, 195202), (2674, 159797), (2786, 153373), (4202, 101689), (4378, 97601), (5621, 76018), (11242, 38009), (13943, 30646), (14527, 29414), (14707, 29054), (15323, 27886)]