205254556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{2687}}^1$

素因数の和:2830

約数の個数: 36

約数和(自身を含む): 392539392

約数和(自身を除く): 187284836

約数列:

[1, 2, 4, 13, 26, 52, 113, 169, 226, 338, 452, 676, 1469, 2687, 2938, 5374, 5876, 10748, 19097, 34931, 38194, 69862, 76388, 139724, 303631, 454103, 607262, 908206, 1214524, 1816412, 3947203, 7894406, 15788812, 51313639, 102627278, 205254556]

約数ペア:

[(1, 205254556), (2, 102627278), (4, 51313639), (13, 15788812), (26, 7894406), (52, 3947203), (113, 1816412), (169, 1214524), (226, 908206), (338, 607262), (452, 454103), (676, 303631), (1469, 139724), (2687, 76388), (2938, 69862), (5374, 38194), (5876, 34931), (10748, 19097)]