23138687

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 28740096

約数和(自身を除く): 5601409

約数列:

[1, 11, 13, 43, 53, 71, 143, 473, 559, 583, 689, 781, 923, 2279, 3053, 3763, 6149, 7579, 10153, 25069, 29627, 33583, 39689, 41393, 48919, 161809, 325897, 436579, 538109, 1779899, 2103517, 23138687]

約数ペア:

[(1, 23138687), (11, 2103517), (13, 1779899), (43, 538109), (53, 436579), (71, 325897), (143, 161809), (473, 48919), (559, 41393), (583, 39689), (689, 33583), (781, 29627), (923, 25069), (2279, 10153), (3053, 7579), (3763, 6149)]