268339905

素因数分解:

$3^3\times 5^1\times {\mathrm{1987703}}^1$

素因数の和:1987717

約数の個数: 16

約数和(自身を含む): 477048960

約数和(自身を除く): 208709055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1987703, 5963109, 9938515, 17889327, 29815545, 53667981, 89446635, 268339905]

約数ペア:

[(1, 268339905), (3, 89446635), (5, 53667981), (9, 29815545), (15, 17889327), (27, 9938515), (45, 5963109), (135, 1987703)]