489778887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{19531}}^1$

素因数の和:20190

約数の個数: 16

約数和(自身を含む): 704402048

約数和(自身を除く): 214623161

約数列:

[1, 3, 13, 39, 643, 1929, 8359, 19531, 25077, 58593, 253903, 761709, 12558433, 37675299, 163259629, 489778887]

約数ペア:

[(1, 489778887), (3, 163259629), (13, 37675299), (39, 12558433), (643, 761709), (1929, 253903), (8359, 58593), (19531, 25077)]