2051681009

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{75991}}^1$

素因数の和:76053

約数の個数: 24

約数和(自身を含む): 2598926400

約数和(自身を除く): 547245391

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 931, 1421, 3857, 26999, 75991, 531937, 1443829, 2203739, 3723559, 10106803, 15426173, 41871041, 70747621, 107983211, 293097287, 2051681009]

約数ペア:

[(1, 2051681009), (7, 293097287), (19, 107983211), (29, 70747621), (49, 41871041), (133, 15426173), (203, 10106803), (551, 3723559), (931, 2203739), (1421, 1443829), (3857, 531937), (26999, 75991)]