2149295071

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{680803}}^1$

素因数の和:680862

約数の個数: 16

約数和(自身を含む): 2745001728

約数和(自身を除く): 595706657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 680803, 4765621, 7488833, 27912923, 52421831, 195390461, 307042153, 2149295071]

約数ペア:

[(1, 2149295071), (7, 307042153), (11, 195390461), (41, 52421831), (77, 27912923), (287, 7488833), (451, 4765621), (3157, 680803)]