28657203759

素因数分解:

$3^4\times {\mathrm{1301}}^1\times {\mathrm{271939}}^1$

素因数の和:273252

約数の個数: 20

約数和(自身を含む): 42841971480

約数和(自身を除く): 14184767721

約数列:

[1, 3, 9, 27, 81, 1301, 3903, 11709, 35127, 105381, 271939, 815817, 2447451, 7342353, 22027059, 353792639, 1061377917, 3184133751, 9552401253, 28657203759]

約数ペア:

[(1, 28657203759), (3, 9552401253), (9, 3184133751), (27, 1061377917), (81, 353792639), (1301, 22027059), (3903, 7342353), (11709, 2447451), (35127, 815817), (105381, 271939)]