12818155

素因数分解:

$5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 18090432

約数和(自身を除く): 5272277

約数列:

[1, 5, 7, 35, 49, 113, 245, 463, 565, 791, 2315, 3241, 3955, 5537, 16205, 22687, 27685, 52319, 113435, 261595, 366233, 1831165, 2563631, 12818155]

約数ペア:

[(1, 12818155), (5, 2563631), (7, 1831165), (35, 366233), (49, 261595), (113, 113435), (245, 52319), (463, 27685), (565, 22687), (791, 16205), (2315, 5537), (3241, 3955)]