1055511

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 20

約数和(自身を含む): 1605912

約数和(自身を除く): 550401

約数列:

[1, 3, 9, 27, 81, 83, 157, 249, 471, 747, 1413, 2241, 4239, 6723, 12717, 13031, 39093, 117279, 351837, 1055511]

約数ペア:

[(1, 1055511), (3, 351837), (9, 117279), (27, 39093), (81, 13031), (83, 12717), (157, 6723), (249, 4239), (471, 2241), (747, 1413)]