18279405

素因数分解:

$3^3\times 5^1\times {\mathrm{135403}}^1$

素因数の和:135417

約数の個数: 16

約数和(自身を含む): 32496960

約数和(自身を除く): 14217555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 135403, 406209, 677015, 1218627, 2031045, 3655881, 6093135, 18279405]

約数ペア:

[(1, 18279405), (3, 6093135), (5, 3655881), (9, 2031045), (15, 1218627), (27, 677015), (45, 406209), (135, 135403)]