56553957

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{5023}}^1$

素因数の和:5174

約数の個数: 20

約数和(自身を含む): 85106560

約数和(自身を除く): 28552603

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 5023, 11259, 15069, 45207, 135621, 406863, 698197, 2094591, 6283773, 18851319, 56553957]

約数ペア:

[(1, 56553957), (3, 18851319), (9, 6283773), (27, 2094591), (81, 698197), (139, 406863), (417, 135621), (1251, 45207), (3753, 15069), (5023, 11259)]