13281645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68111}}^1$

素因数の和:68132

約数の個数: 16

約数和(自身を含む): 22885632

約数和(自身を除く): 9603987

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 68111, 204333, 340555, 885443, 1021665, 2656329, 4427215, 13281645]

約数ペア:

[(1, 13281645), (3, 4427215), (5, 2656329), (13, 1021665), (15, 885443), (39, 340555), (65, 204333), (195, 68111)]