81180673

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{1019}}^1$

素因数の和:1644

約数の個数: 16

約数和(自身を含む): 97920000

約数和(自身を除く): 16739327

約数列:

[1, 7, 19, 133, 599, 1019, 4193, 7133, 11381, 19361, 79667, 135527, 610381, 4272667, 11597239, 81180673]

約数ペア:

[(1, 81180673), (7, 11597239), (19, 4272667), (133, 610381), (599, 135527), (1019, 79667), (4193, 19361), (7133, 11381)]