55201391

素因数分解:

$7^4\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:388

約数の個数: 20

約数和(自身を含む): 65408952

約数和(自身を除く): 10207561

約数列:

[1, 7, 49, 83, 277, 343, 581, 1939, 2401, 4067, 13573, 22991, 28469, 95011, 160937, 199283, 665077, 1126559, 7885913, 55201391]

約数ペア:

[(1, 55201391), (7, 7885913), (49, 1126559), (83, 665077), (277, 199283), (343, 160937), (581, 95011), (1939, 28469), (2401, 22991), (4067, 13573)]