81212562

素因数分解:

$2^1\times 3^2\times {\mathrm{4511809}}^1$

素因数の和:4511817

約数の個数: 12

約数和(自身を含む): 175960590

約数和(自身を除く): 94748028

約数列:

[1, 2, 3, 6, 9, 18, 4511809, 9023618, 13535427, 27070854, 40606281, 81212562]

約数ペア:

[(1, 81212562), (2, 40606281), (3, 27070854), (6, 13535427), (9, 9023618), (18, 4511809)]