47290221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 81070080

約数和(自身を除く): 33779859

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 171, 209, 279, 341, 589, 627, 811, 1023, 1767, 1881, 2433, 3069, 5301, 6479, 7299, 8921, 15409, 19437, 25141, 26763, 46227, 58311, 75423, 80289, 138681, 169499, 226269, 276551, 477679, 508497, 829653, 1433037, 1525491, 2488959, 4299111, 5254469, 15763407, 47290221]

約数ペア:

[(1, 47290221), (3, 15763407), (9, 5254469), (11, 4299111), (19, 2488959), (31, 1525491), (33, 1433037), (57, 829653), (93, 508497), (99, 477679), (171, 276551), (209, 226269), (279, 169499), (341, 138681), (589, 80289), (627, 75423), (811, 58311), (1023, 46227), (1767, 26763), (1881, 25141), (2433, 19437), (3069, 15409), (5301, 8921), (6479, 7299)]