127861489

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{1009}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 150029440

約数和(自身を除く): 22167951

約数列:

[1, 7, 43, 301, 421, 1009, 2947, 7063, 18103, 43387, 126721, 303709, 424789, 2973523, 18265927, 127861489]

約数ペア:

[(1, 127861489), (7, 18265927), (43, 2973523), (301, 424789), (421, 303709), (1009, 126721), (2947, 43387), (7063, 18103)]