989879737

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{6361}}^1$

素因数の和:6469

約数の個数: 32

約数和(自身を含む): 1289908224

約数和(自身を除く): 300028487

約数列:

[1, 7, 11, 43, 47, 77, 301, 329, 473, 517, 2021, 3311, 3619, 6361, 14147, 22231, 44527, 69971, 155617, 273523, 298967, 489797, 1914661, 2092769, 3008753, 3288637, 12855581, 21061271, 23020459, 89989067, 141411391, 989879737]

約数ペア:

[(1, 989879737), (7, 141411391), (11, 89989067), (43, 23020459), (47, 21061271), (77, 12855581), (301, 3288637), (329, 3008753), (473, 2092769), (517, 1914661), (2021, 489797), (3311, 298967), (3619, 273523), (6361, 155617), (14147, 69971), (22231, 44527)]