27012321

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2731}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 44892224

約数和(自身を除く): 17879903

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 2731, 3297, 8193, 9891, 19117, 24579, 57351, 172053, 428767, 1286301, 3001369, 3858903, 9004107, 27012321]

約数ペア:

[(1, 27012321), (3, 9004107), (7, 3858903), (9, 3001369), (21, 1286301), (63, 428767), (157, 172053), (471, 57351), (1099, 24579), (1413, 19117), (2731, 9891), (3297, 8193)]