22780845

素因数分解:

$3^4\times 5^1\times {\mathrm{56249}}^1$

素因数の和:56266

約数の個数: 20

約数和(自身を含む): 40837500

約数和(自身を除く): 18056655

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 56249, 168747, 281245, 506241, 843735, 1518723, 2531205, 4556169, 7593615, 22780845]

約数ペア:

[(1, 22780845), (3, 7593615), (5, 4556169), (9, 2531205), (15, 1518723), (27, 843735), (45, 506241), (81, 281245), (135, 168747), (405, 56249)]