207965919

素因数分解:

$3^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{7577}}^1$

素因数の和:8894

約数の個数: 16

約数和(自身を含む): 317184768

約数和(自身を除く): 109218849

約数列:

[1, 3, 7, 21, 1307, 3921, 7577, 9149, 22731, 27447, 53039, 159117, 9903139, 29709417, 69321973, 207965919]

約数ペア:

[(1, 207965919), (3, 69321973), (7, 29709417), (21, 9903139), (1307, 159117), (3921, 53039), (7577, 27447), (9149, 22731)]