208780978

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{13093}}^1$

素因数の和:13186

約数の個数: 32

約数和(自身を含む): 384649344

約数和(自身を除く): 175868366

約数列:

[1, 2, 7, 14, 17, 34, 67, 119, 134, 238, 469, 938, 1139, 2278, 7973, 13093, 15946, 26186, 91651, 183302, 222581, 445162, 877231, 1558067, 1754462, 3116134, 6140617, 12281234, 14912927, 29825854, 104390489, 208780978]

約数ペア:

[(1, 208780978), (2, 104390489), (7, 29825854), (14, 14912927), (17, 12281234), (34, 6140617), (67, 3116134), (119, 1754462), (134, 1558067), (238, 877231), (469, 445162), (938, 222581), (1139, 183302), (2278, 91651), (7973, 26186), (13093, 15946)]