291240729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{2489237}}^1$

素因数の和:2489256

約数の個数: 12

約数和(自身を含む): 453041316

約数和(自身を除く): 161800587

約数列:

[1, 3, 9, 13, 39, 117, 2489237, 7467711, 22403133, 32360081, 97080243, 291240729]

約数ペア:

[(1, 291240729), (3, 97080243), (9, 32360081), (13, 22403133), (39, 7467711), (117, 2489237)]