51750243

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 80981160

約数和(自身を除く): 29230917

約数列:

[1, 3, 9, 19, 47, 57, 137, 141, 171, 411, 423, 893, 1233, 2209, 2603, 2679, 6439, 6627, 7809, 8037, 19317, 19881, 23427, 41971, 57951, 122341, 125913, 302633, 367023, 377739, 907899, 1101069, 2723697, 5750027, 17250081, 51750243]

約数ペア:

[(1, 51750243), (3, 17250081), (9, 5750027), (19, 2723697), (47, 1101069), (57, 907899), (137, 377739), (141, 367023), (171, 302633), (411, 125913), (423, 122341), (893, 57951), (1233, 41971), (2209, 23427), (2603, 19881), (2679, 19317), (6439, 8037), (6627, 7809)]