78889905

素因数分解:

$3^2\times 5^1\times {\mathrm{1753109}}^1$

素因数の和:1753120

約数の個数: 12

約数和(自身を含む): 136742580

約数和(自身を除く): 57852675

約数列:

[1, 3, 5, 9, 15, 45, 1753109, 5259327, 8765545, 15777981, 26296635, 78889905]

約数ペア:

[(1, 78889905), (3, 26296635), (5, 15777981), (9, 8765545), (15, 5259327), (45, 1753109)]