27989836

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16943}}^1$

素因数の和:17013

約数の個数: 24

約数和(自身を含む): 56931840

約数和(自身を除く): 28942004

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 16943, 33886, 67772, 118601, 237202, 474404, 999637, 1999274, 3998548, 6997459, 13994918, 27989836]

約数ペア:

[(1, 27989836), (2, 13994918), (4, 6997459), (7, 3998548), (14, 1999274), (28, 999637), (59, 474404), (118, 237202), (236, 118601), (413, 67772), (826, 33886), (1652, 16943)]