8685261

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3907}}^1$

素因数の和:3945

約数の個数: 24

約数和(自身を含む): 14225120

約数和(自身を除く): 5539859

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 3907, 11721, 35163, 50791, 74233, 152373, 222699, 457119, 668097, 965029, 2895087, 8685261]

約数ペア:

[(1, 8685261), (3, 2895087), (9, 965029), (13, 668097), (19, 457119), (39, 222699), (57, 152373), (117, 74233), (171, 50791), (247, 35163), (741, 11721), (2223, 3907)]