13389555

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20759}}^1$

素因数の和:20810

約数の個数: 16

約数和(自身を含む): 21922560

約数和(自身を除く): 8533005

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 20759, 62277, 103795, 311385, 892637, 2677911, 4463185, 13389555]

約数ペア:

[(1, 13389555), (3, 4463185), (5, 2677911), (15, 892637), (43, 311385), (129, 103795), (215, 62277), (645, 20759)]