1999971323

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{179579}}^1$

素因数の和:179666

約数の個数: 16

約数和(自身を含む): 2402062080

約数和(自身を除く): 402090757

約数列:

[1, 7, 37, 43, 259, 301, 1591, 11137, 179579, 1257053, 6644423, 7721897, 46510961, 54053279, 285710189, 1999971323]

約数ペア:

[(1, 1999971323), (7, 285710189), (37, 54053279), (43, 46510961), (259, 7721897), (301, 6644423), (1591, 1257053), (11137, 179579)]