139321701

素因数分解:

$3^4\times {\mathrm{1069}}^1\times {\mathrm{1609}}^1$

素因数の和:2690

約数の個数: 20

約数和(自身を含む): 208446700

約数和(自身を除く): 69124999

約数列:

[1, 3, 9, 27, 81, 1069, 1609, 3207, 4827, 9621, 14481, 28863, 43443, 86589, 130329, 1720021, 5160063, 15480189, 46440567, 139321701]

約数ペア:

[(1, 139321701), (3, 46440567), (9, 15480189), (27, 5160063), (81, 1720021), (1069, 130329), (1609, 86589), (3207, 43443), (4827, 28863), (9621, 14481)]