69663645

素因数分解:

$3^4\times 5^1\times {\mathrm{172009}}^1$

素因数の和:172026

約数の個数: 20

約数和(自身を含む): 124879260

約数和(自身を除く): 55215615

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 172009, 516027, 860045, 1548081, 2580135, 4644243, 7740405, 13932729, 23221215, 69663645]

約数ペア:

[(1, 69663645), (3, 23221215), (5, 13932729), (9, 7740405), (15, 4644243), (27, 2580135), (45, 1548081), (81, 860045), (135, 516027), (405, 172009)]