39620781

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{72169}}^1$

素因数の和:72236

約数の個数: 12

約数和(自身を含む): 58169020

約数和(自身を除く): 18548239

約数列:

[1, 3, 9, 61, 183, 549, 72169, 216507, 649521, 4402309, 13206927, 39620781]

約数ペア:

[(1, 39620781), (3, 13206927), (9, 4402309), (61, 649521), (183, 216507), (549, 72169)]