20101599

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^2$

素因数の和:304

約数の個数: 36

約数和(自身を含む): 35393904

約数和(自身を除く): 15292305

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 137, 153, 357, 411, 959, 1071, 1233, 2329, 2877, 6987, 8631, 16303, 18769, 20961, 48909, 56307, 131383, 146727, 168921, 319073, 394149, 957219, 1182447, 2233511, 2871657, 6700533, 20101599]

約数ペア:

[(1, 20101599), (3, 6700533), (7, 2871657), (9, 2233511), (17, 1182447), (21, 957219), (51, 394149), (63, 319073), (119, 168921), (137, 146727), (153, 131383), (357, 56307), (411, 48909), (959, 20961), (1071, 18769), (1233, 16303), (2329, 8631), (2877, 6987)]