2477391

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 4049280

約数和(自身を除く): 1571889

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 887, 931, 2661, 2793, 6209, 16853, 18627, 43463, 50559, 117971, 130389, 353913, 825797, 2477391]

約数ペア:

[(1, 2477391), (3, 825797), (7, 353913), (19, 130389), (21, 117971), (49, 50559), (57, 43463), (133, 18627), (147, 16853), (399, 6209), (887, 2793), (931, 2661)]