13999797

素因数分解:

$3^4\times 7^1\times {\mathrm{24691}}^1$

素因数の和:24710

約数の個数: 20

約数和(自身を含む): 23901856

約数和(自身を除く): 9902059

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 24691, 74073, 172837, 222219, 518511, 666657, 1555533, 1999971, 4666599, 13999797]

約数ペア:

[(1, 13999797), (3, 4666599), (7, 1999971), (9, 1555533), (21, 666657), (27, 518511), (63, 222219), (81, 172837), (189, 74073), (567, 24691)]