1340901121

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{636403}}^1$

素因数の和:636460

約数の個数: 12

約数和(自身を含む): 1596101232

約数和(自身を除く): 255200111

約数列:

[1, 7, 43, 49, 301, 2107, 636403, 4454821, 27365329, 31183747, 191557303, 1340901121]

約数ペア:

[(1, 1340901121), (7, 191557303), (43, 31183747), (49, 27365329), (301, 4454821), (2107, 636403)]