16390738441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1\times {\mathrm{4057}}^1$

素因数の和:4885

約数の個数: 32

約数和(自身を含む): 20756183040

約数和(自身を除く): 4365444599

約数列:

[1, 7, 11, 71, 77, 497, 739, 781, 4057, 5173, 5467, 8129, 28399, 44627, 52469, 56903, 288047, 312389, 367283, 577159, 2016329, 2998123, 3168517, 4040113, 20986861, 22179619, 32979353, 212866733, 230855471, 1490067131, 2341534063, 16390738441]

約数ペア:

[(1, 16390738441), (7, 2341534063), (11, 1490067131), (71, 230855471), (77, 212866733), (497, 32979353), (739, 22179619), (781, 20986861), (4057, 4040113), (5173, 3168517), (5467, 2998123), (8129, 2016329), (28399, 577159), (44627, 367283), (52469, 312389), (56903, 288047)]