25978456

素因数分解:

$2^3\times 7^1\times {\mathrm{523}}^1\times {\mathrm{887}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 55837440

約数和(自身を除く): 29858984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 523, 887, 1046, 1774, 2092, 3548, 3661, 4184, 6209, 7096, 7322, 12418, 14644, 24836, 29288, 49672, 463901, 927802, 1855604, 3247307, 3711208, 6494614, 12989228, 25978456]

約数ペア:

[(1, 25978456), (2, 12989228), (4, 6494614), (7, 3711208), (8, 3247307), (14, 1855604), (28, 927802), (56, 463901), (523, 49672), (887, 29288), (1046, 24836), (1774, 14644), (2092, 12418), (3548, 7322), (3661, 7096), (4184, 6209)]