31514958

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2143}}^1$

素因数の和:2213

約数の個数: 48

約数和(自身を含む): 73582080

約数和(自身を除く): 42067122

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1634, 2143, 2451, 4286, 4902, 6429, 7353, 12858, 14706, 19287, 38574, 40717, 81434, 92149, 122151, 184298, 244302, 276447, 366453, 552894, 732906, 829341, 1658682, 1750831, 3501662, 5252493, 10504986, 15757479, 31514958]

約数ペア:

[(1, 31514958), (2, 15757479), (3, 10504986), (6, 5252493), (9, 3501662), (18, 1750831), (19, 1658682), (38, 829341), (43, 732906), (57, 552894), (86, 366453), (114, 276447), (129, 244302), (171, 184298), (258, 122151), (342, 92149), (387, 81434), (774, 40717), (817, 38574), (1634, 19287), (2143, 14706), (2451, 12858), (4286, 7353), (4902, 6429)]