56688147

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 86760960

約数和(自身を除く): 30072813

約数列:

[1, 3, 9, 27, 43, 129, 157, 311, 387, 471, 933, 1161, 1413, 2799, 4239, 6751, 8397, 13373, 20253, 40119, 48827, 60759, 120357, 146481, 182277, 361071, 439443, 1318329, 2099561, 6298683, 18896049, 56688147]

約数ペア:

[(1, 56688147), (3, 18896049), (9, 6298683), (27, 2099561), (43, 1318329), (129, 439443), (157, 361071), (311, 182277), (387, 146481), (471, 120357), (933, 60759), (1161, 48827), (1413, 40119), (2799, 20253), (4239, 13373), (6751, 8397)]