127620981

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{19777}}^1$

素因数の和:20025

約数の個数: 16

約数和(自身を含む): 189868800

約数和(自身を除く): 62247819

約数列:

[1, 3, 9, 27, 239, 717, 2151, 6453, 19777, 59331, 177993, 533979, 4726703, 14180109, 42540327, 127620981]

約数ペア:

[(1, 127620981), (3, 42540327), (9, 14180109), (27, 4726703), (239, 533979), (717, 177993), (2151, 59331), (6453, 19777)]