28313866

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{6719}}^1$

素因数の和:6778

約数の個数: 24

約数和(自身を含む): 50561280

約数和(自身を除く): 22247414

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 6719, 13438, 47033, 94066, 288917, 329231, 577834, 658462, 2022419, 4044838, 14156933, 28313866]

約数ペア:

[(1, 28313866), (2, 14156933), (7, 4044838), (14, 2022419), (43, 658462), (49, 577834), (86, 329231), (98, 288917), (301, 94066), (602, 47033), (2107, 13438), (4214, 6719)]