218318697

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{5477}}^1$

素因数の和:5629

約数の個数: 24

約数和(自身を含む): 325875264

約数和(自身を除く): 107556567

約数列:

[1, 3, 9, 43, 103, 129, 309, 387, 927, 4429, 5477, 13287, 16431, 39861, 49293, 235511, 564131, 706533, 1692393, 2119599, 5077179, 24257633, 72772899, 218318697]

約数ペア:

[(1, 218318697), (3, 72772899), (9, 24257633), (43, 5077179), (103, 2119599), (129, 1692393), (309, 706533), (387, 564131), (927, 235511), (4429, 49293), (5477, 39861), (13287, 16431)]