25665668

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21317}}^1$

素因数の和:21371

約数の個数: 24

約数和(自身を含む): 52527552

約数和(自身を除く): 26861884

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 21317, 42634, 85268, 149219, 298438, 596876, 916631, 1833262, 3666524, 6416417, 12832834, 25665668]

約数ペア:

[(1, 25665668), (2, 12832834), (4, 6416417), (7, 3666524), (14, 1833262), (28, 916631), (43, 596876), (86, 298438), (172, 149219), (301, 85268), (602, 42634), (1204, 21317)]