212212818

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{25031}}^1$

素因数の和:25199

約数の個数: 32

約数和(自身を含む): 474606720

約数和(自身を除く): 262393902

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2826, 4239, 8478, 25031, 50062, 75093, 150186, 225279, 450558, 675837, 1351674, 3929867, 7859734, 11789601, 23579202, 35368803, 70737606, 106106409, 212212818]

約数ペア:

[(1, 212212818), (2, 106106409), (3, 70737606), (6, 35368803), (9, 23579202), (18, 11789601), (27, 7859734), (54, 3929867), (157, 1351674), (314, 675837), (471, 450558), (942, 225279), (1413, 150186), (2826, 75093), (4239, 50062), (8478, 25031)]