68561899

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{2671}}^1$

素因数の和:2890

約数の個数: 16

約数和(自身を含む): 82938880

約数和(自身を除く): 14376981

約数列:

[1, 7, 19, 133, 193, 1351, 2671, 3667, 18697, 25669, 50749, 355243, 515503, 3608521, 9794557, 68561899]

約数ペア:

[(1, 68561899), (7, 9794557), (19, 3608521), (133, 515503), (193, 355243), (1351, 50749), (2671, 25669), (3667, 18697)]