1897366919

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{127}}^1\times {\mathrm{1559}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 2247598080

約数和(自身を除く): 350231161

約数列:

[1, 7, 37, 127, 259, 889, 1369, 1559, 4699, 9583, 10913, 32893, 57683, 173863, 197993, 403781, 1217041, 1385951, 2134271, 7325741, 14939897, 51280187, 271052417, 1897366919]

約数ペア:

[(1, 1897366919), (7, 271052417), (37, 51280187), (127, 14939897), (259, 7325741), (889, 2134271), (1369, 1385951), (1559, 1217041), (4699, 403781), (9583, 197993), (10913, 173863), (32893, 57683)]