859559445

素因数分解:

$3^4\times 5^1\times {\mathrm{2122369}}^1$

素因数の和:2122386

約数の個数: 20

約数和(自身を含む): 1540840620

約数和(自身を除く): 681281175

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2122369, 6367107, 10611845, 19101321, 31835535, 57303963, 95506605, 171911889, 286519815, 859559445]

約数ペア:

[(1, 859559445), (3, 286519815), (5, 171911889), (9, 95506605), (15, 57303963), (27, 31835535), (45, 19101321), (81, 10611845), (135, 6367107), (405, 2122369)]