206847999

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{24793}}^1$

素因数の和:24908

約数の個数: 20

約数和(自身を含む): 312007696

約数和(自身を除く): 105159697

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 24793, 74379, 223137, 669411, 2008233, 2553679, 7661037, 22983111, 68949333, 206847999]

約数ペア:

[(1, 206847999), (3, 68949333), (9, 22983111), (27, 7661037), (81, 2553679), (103, 2008233), (309, 669411), (927, 223137), (2781, 74379), (8343, 24793)]