27728631

素因数分解:

$3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1889}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 45995040

約数和(自身を除く): 18266409

約数列:

[1, 3, 7, 9, 21, 63, 233, 699, 1631, 1889, 2097, 4893, 5667, 13223, 14679, 17001, 39669, 119007, 440137, 1320411, 3080959, 3961233, 9242877, 27728631]

約数ペア:

[(1, 27728631), (3, 9242877), (7, 3961233), (9, 3080959), (21, 1320411), (63, 440137), (233, 119007), (699, 39669), (1631, 17001), (1889, 14679), (2097, 13223), (4893, 5667)]