39347721

素因数分解:

$3^3\times 7^1\times {\mathrm{208189}}^1$

素因数の和:208205

約数の個数: 16

約数和(自身を含む): 66620800

約数和(自身を除く): 27273079

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 208189, 624567, 1457323, 1873701, 4371969, 5621103, 13115907, 39347721]

約数ペア:

[(1, 39347721), (3, 13115907), (7, 5621103), (9, 4371969), (21, 1873701), (27, 1457323), (63, 624567), (189, 208189)]