129171791

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 154244736

約数和(自身を除く): 25072945

約数列:

[1, 7, 49, 71, 107, 347, 497, 749, 2429, 3479, 5243, 7597, 17003, 24637, 37129, 53179, 172459, 259903, 372253, 1207213, 1819321, 2636159, 18453113, 129171791]

約数ペア:

[(1, 129171791), (7, 18453113), (49, 2636159), (71, 1819321), (107, 1207213), (347, 372253), (497, 259903), (749, 172459), (2429, 53179), (3479, 37129), (5243, 24637), (7597, 17003)]