17999739

素因数分解:

$3^6\times {\mathrm{24691}}^1$

素因数の和:24709

約数の個数: 14

約数和(自身を含む): 26988356

約数和(自身を除く): 8988617

約数列:

[1, 3, 9, 27, 81, 243, 729, 24691, 74073, 222219, 666657, 1999971, 5999913, 17999739]

約数ペア:

[(1, 17999739), (3, 5999913), (9, 1999971), (27, 666657), (81, 222219), (243, 74073), (729, 24691)]