25727317

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 34099200

約数和(自身を除く): 8371883

約数列:

[1, 7, 11, 23, 73, 77, 161, 199, 253, 511, 803, 1393, 1679, 1771, 2189, 4577, 5621, 11753, 14527, 15323, 18469, 32039, 50347, 101689, 129283, 159797, 334121, 352429, 1118579, 2338847, 3675331, 25727317]

約数ペア:

[(1, 25727317), (7, 3675331), (11, 2338847), (23, 1118579), (73, 352429), (77, 334121), (161, 159797), (199, 129283), (253, 101689), (511, 50347), (803, 32039), (1393, 18469), (1679, 15323), (1771, 14527), (2189, 11753), (4577, 5621)]