64160257

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 78530496

約数和(自身を除く): 14370239

約数列:

[1, 7, 37, 43, 49, 259, 301, 823, 1591, 1813, 2107, 5761, 11137, 30451, 35389, 40327, 77959, 213157, 247723, 1309393, 1492099, 1734061, 9165751, 64160257]

約数ペア:

[(1, 64160257), (7, 9165751), (37, 1734061), (43, 1492099), (49, 1309393), (259, 247723), (301, 213157), (823, 77959), (1591, 40327), (1813, 35389), (2107, 30451), (5761, 11137)]