27891351

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 43622400

約数和(自身を除く): 15731049

約数列:

[1, 3, 9, 27, 31, 47, 93, 141, 279, 423, 709, 837, 1269, 1457, 2127, 4371, 6381, 13113, 19143, 21979, 33323, 39339, 65937, 99969, 197811, 299907, 593433, 899721, 1033013, 3099039, 9297117, 27891351]

約数ペア:

[(1, 27891351), (3, 9297117), (9, 3099039), (27, 1033013), (31, 899721), (47, 593433), (93, 299907), (141, 197811), (279, 99969), (423, 65937), (709, 39339), (837, 33323), (1269, 21979), (1457, 19143), (2127, 13113), (4371, 6381)]