2820259485

素因数分解:

$3^3\times 5^1\times {\mathrm{20890811}}^1$

素因数の和:20890825

約数の個数: 16

約数和(自身を含む): 5013794880

約数和(自身を除く): 2193535395

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 20890811, 62672433, 104454055, 188017299, 313362165, 564051897, 940086495, 2820259485]

約数ペア:

[(1, 2820259485), (3, 940086495), (5, 564051897), (9, 313362165), (15, 188017299), (27, 104454055), (45, 62672433), (135, 20890811)]