12887756

素因数分解:

$2^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1039}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 25858560

約数和(自身を除く): 12970804

約数列:

[1, 2, 4, 7, 14, 28, 443, 886, 1039, 1772, 2078, 3101, 4156, 6202, 7273, 12404, 14546, 29092, 460277, 920554, 1841108, 3221939, 6443878, 12887756]

約数ペア:

[(1, 12887756), (2, 6443878), (4, 3221939), (7, 1841108), (14, 920554), (28, 460277), (443, 29092), (886, 14546), (1039, 12404), (1772, 7273), (2078, 6202), (3101, 4156)]