28257418

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{7793}}^1$

素因数の和:7846

約数の個数: 24

約数和(自身を含む): 50645412

約数和(自身を除く): 22387994

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 7793, 15586, 54551, 109102, 288341, 381857, 576682, 763714, 2018387, 4036774, 14128709, 28257418]

約数ペア:

[(1, 28257418), (2, 14128709), (7, 4036774), (14, 2018387), (37, 763714), (49, 576682), (74, 381857), (98, 288341), (259, 109102), (518, 54551), (1813, 15586), (3626, 7793)]