7820883

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2887}}^1$

素因数の和:2943

約数の個数: 24

約数和(自身を含む): 13215488

約数和(自身を除く): 5394605

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 2887, 8661, 20209, 25983, 60627, 124141, 181881, 372423, 868987, 1117269, 2606961, 7820883]

約数ペア:

[(1, 7820883), (3, 2606961), (7, 1117269), (9, 868987), (21, 372423), (43, 181881), (63, 124141), (129, 60627), (301, 25983), (387, 20209), (903, 8661), (2709, 2887)]