81934909

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 100259808

約数和(自身を除く): 18324899

約数列:

[1, 7, 37, 43, 49, 259, 301, 1051, 1591, 1813, 2107, 7357, 11137, 38887, 45193, 51499, 77959, 272209, 316351, 1672141, 1905463, 2214457, 11704987, 81934909]

約数ペア:

[(1, 81934909), (7, 11704987), (37, 2214457), (43, 1905463), (49, 1672141), (259, 316351), (301, 272209), (1051, 77959), (1591, 51499), (1813, 45193), (2107, 38887), (7357, 11137)]