12975687

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{4409}}^1$

素因数の和:4527

約数の個数: 16

約数和(自身を含む): 19404000

約数和(自身を除く): 6428313

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 4409, 13227, 39681, 119043, 480581, 1441743, 4325229, 12975687]

約数ペア:

[(1, 12975687), (3, 4325229), (9, 1441743), (27, 480581), (109, 119043), (327, 39681), (981, 13227), (2943, 4409)]