56120121

素因数分解:

$3^5\times {\mathrm{157}}^1\times {\mathrm{1471}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 84657664

約数和(自身を除く): 28537543

約数列:

[1, 3, 9, 27, 81, 157, 243, 471, 1413, 1471, 4239, 4413, 12717, 13239, 38151, 39717, 119151, 230947, 357453, 692841, 2078523, 6235569, 18706707, 56120121]

約数ペア:

[(1, 56120121), (3, 18706707), (9, 6235569), (27, 2078523), (81, 692841), (157, 357453), (243, 230947), (471, 119151), (1413, 39717), (1471, 38151), (4239, 13239), (4413, 12717)]