129357729

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{11657}}^1$

素因数の和:11806

約数の個数: 20

約数和(自身を含む): 194665284

約数和(自身を除く): 65307555

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 11097, 11657, 34971, 104913, 314739, 944217, 1597009, 4791027, 14373081, 43119243, 129357729]

約数ペア:

[(1, 129357729), (3, 43119243), (9, 14373081), (27, 4791027), (81, 1597009), (137, 944217), (411, 314739), (1233, 104913), (3699, 34971), (11097, 11657)]