1279746081

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{240599}}^1$

素因数の和:240805

約数の個数: 16

約数和(自身を含む): 1905552000

約数和(自身を除く): 625805919

約数列:

[1, 3, 9, 27, 197, 591, 1773, 5319, 240599, 721797, 2165391, 6496173, 47398003, 142194009, 426582027, 1279746081]

約数ペア:

[(1, 1279746081), (3, 426582027), (9, 142194009), (27, 47398003), (197, 6496173), (591, 2165391), (1773, 721797), (5319, 240599)]