1639677951

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{19571}}^1$

素因数の和:19716

約数の個数: 32

約数和(自身を含む): 2536531200

約数和(自身を除く): 896853249

約数列:

[1, 3, 9, 27, 29, 87, 107, 261, 321, 783, 963, 2889, 3103, 9309, 19571, 27927, 58713, 83781, 176139, 528417, 567559, 1702677, 2094097, 5108031, 6282291, 15324093, 18846873, 56540619, 60728813, 182186439, 546559317, 1639677951]

約数ペア:

[(1, 1639677951), (3, 546559317), (9, 182186439), (27, 60728813), (29, 56540619), (87, 18846873), (107, 15324093), (261, 6282291), (321, 5108031), (783, 2094097), (963, 1702677), (2889, 567559), (3103, 528417), (9309, 176139), (19571, 83781), (27927, 58713)]