22788945

素因数分解:

$3^4\times 5^1\times {\mathrm{56269}}^1$

素因数の和:56286

約数の個数: 20

約数和(自身を含む): 40852020

約数和(自身を除く): 18063075

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 56269, 168807, 281345, 506421, 844035, 1519263, 2532105, 4557789, 7596315, 22788945]

約数ペア:

[(1, 22788945), (3, 7596315), (5, 4557789), (9, 2532105), (15, 1519263), (27, 844035), (45, 506421), (81, 281345), (135, 168807), (405, 56269)]