8840727

素因数分解:

$3^2\times 7^2\times {\mathrm{20047}}^1$

素因数の和:20067

約数の個数: 18

約数和(自身を含む): 14855568

約数和(自身を除く): 6014841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 20047, 60141, 140329, 180423, 420987, 982303, 1262961, 2946909, 8840727]

約数ペア:

[(1, 8840727), (3, 2946909), (7, 1262961), (9, 982303), (21, 420987), (49, 180423), (63, 140329), (147, 60141), (441, 20047)]