179903187

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{9293}}^1$

素因数の和:9544

約数の個数: 20

約数和(自身を含む): 269897760

約数和(自身を除く): 89994573

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 9293, 19359, 27879, 83637, 250911, 752733, 2221027, 6663081, 19989243, 59967729, 179903187]

約数ペア:

[(1, 179903187), (3, 59967729), (9, 19989243), (27, 6663081), (81, 2221027), (239, 752733), (717, 250911), (2151, 83637), (6453, 27879), (9293, 19359)]