12012705

素因数分解:

$3^5\times 5^1\times {\mathrm{9887}}^1$

素因数の和:9907

約数の個数: 24

約数和(自身を含む): 21595392

約数和(自身を除く): 9582687

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 9887, 29661, 49435, 88983, 148305, 266949, 444915, 800847, 1334745, 2402541, 4004235, 12012705]

約数ペア:

[(1, 12012705), (3, 4004235), (5, 2402541), (9, 1334745), (15, 800847), (27, 444915), (45, 266949), (81, 148305), (135, 88983), (243, 49435), (405, 29661), (1215, 9887)]