660139895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97871}}^1$

素因数の和:97966

約数の個数: 16

約数和(自身を含む): 845614080

約数和(自身を除く): 185474185

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 97871, 489355, 1859549, 6948841, 9297745, 34744205, 132027979, 660139895]

約数ペア:

[(1, 660139895), (5, 132027979), (19, 34744205), (71, 9297745), (95, 6948841), (355, 1859549), (1349, 489355), (6745, 97871)]