200068561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 258048000

約数和(自身を除く): 57979439

約数列:

[1, 7, 11, 41, 77, 127, 287, 451, 499, 889, 1397, 3157, 3493, 5207, 5489, 9779, 20459, 36449, 38423, 57277, 63373, 143213, 225049, 400939, 443611, 697103, 1575343, 2598293, 4879721, 18188051, 28581223, 200068561]

約数ペア:

[(1, 200068561), (7, 28581223), (11, 18188051), (41, 4879721), (77, 2598293), (127, 1575343), (287, 697103), (451, 443611), (499, 400939), (889, 225049), (1397, 143213), (3157, 63373), (3493, 57277), (5207, 38423), (5489, 36449), (9779, 20459)]