8728137

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 13879008

約数和(自身を除く): 5150871

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 673, 1179, 1441, 2019, 4323, 6057, 7403, 12969, 22209, 66627, 88163, 264489, 793467, 969793, 2909379, 8728137]

約数ペア:

[(1, 8728137), (3, 2909379), (9, 969793), (11, 793467), (33, 264489), (99, 88163), (131, 66627), (393, 22209), (673, 12969), (1179, 7403), (1441, 6057), (2019, 4323)]