209817381878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{526859}}^1$

素因数の和:526961

約数の個数: 48

約数和(自身を含む): 366839973360

約数和(自身を除く): 157022591482

約数列:

[1, 2, 13, 17, 26, 34, 53, 106, 221, 289, 442, 578, 689, 901, 1378, 1802, 3757, 7514, 11713, 15317, 23426, 30634, 199121, 398242, 526859, 1053718, 6849167, 8956603, 13698334, 17913206, 27923527, 55847054, 116435839, 152262251, 232871678, 304524502, 363005851, 474699959, 726011702, 949399918, 1979409263, 3958818526, 6171099467, 8069899303, 12342198934, 16139798606, 104908690939, 209817381878]

約数ペア:

[(1, 209817381878), (2, 104908690939), (13, 16139798606), (17, 12342198934), (26, 8069899303), (34, 6171099467), (53, 3958818526), (106, 1979409263), (221, 949399918), (289, 726011702), (442, 474699959), (578, 363005851), (689, 304524502), (901, 232871678), (1378, 152262251), (1802, 116435839), (3757, 55847054), (7514, 27923527), (11713, 17913206), (15317, 13698334), (23426, 8956603), (30634, 6849167), (199121, 1053718), (398242, 526859)]