425012

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 872256

約数和(自身を除く): 447244

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 353, 602, 706, 1204, 1412, 2471, 4942, 9884, 15179, 30358, 60716, 106253, 212506, 425012]

約数ペア:

[(1, 425012), (2, 212506), (4, 106253), (7, 60716), (14, 30358), (28, 15179), (43, 9884), (86, 4942), (172, 2471), (301, 1412), (353, 1204), (602, 706)]