813001

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 16

約数和(自身を含む): 989824

約数和(自身を除く): 176823

約数列:

[1, 7, 37, 43, 73, 259, 301, 511, 1591, 2701, 3139, 11137, 18907, 21973, 116143, 813001]

約数ペア:

[(1, 813001), (7, 116143), (37, 21973), (43, 18907), (73, 11137), (259, 3139), (301, 2701), (511, 1591)]