81813510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{303013}}^1$

素因数の和:303029

約数の個数: 32

約数和(自身を含む): 218170080

約数和(自身を除く): 136356570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 303013, 606026, 909039, 1515065, 1818078, 2727117, 3030130, 4545195, 5454234, 8181351, 9090390, 13635585, 16362702, 27271170, 40906755, 81813510]

約数ペア:

[(1, 81813510), (2, 40906755), (3, 27271170), (5, 16362702), (6, 13635585), (9, 9090390), (10, 8181351), (15, 5454234), (18, 4545195), (27, 3030130), (30, 2727117), (45, 1818078), (54, 1515065), (90, 909039), (135, 606026), (270, 303013)]