47513151

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17539}}^1$

素因数の和:17595

約数の個数: 24

約数和(自身を含む): 80263040

約数和(自身を除く): 32749889

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 17539, 52617, 122773, 157851, 368319, 754177, 1104957, 2262531, 5279239, 6787593, 15837717, 47513151]

約数ペア:

[(1, 47513151), (3, 15837717), (7, 6787593), (9, 5279239), (21, 2262531), (43, 1104957), (63, 754177), (129, 368319), (301, 157851), (387, 122773), (903, 52617), (2709, 17539)]