78438429

素因数分解:

$3^3\times {\mathrm{409}}^1\times {\mathrm{7103}}^1$

素因数の和:7521

約数の個数: 16

約数和(自身を含む): 116505600

約数和(自身を除く): 38067171

約数列:

[1, 3, 9, 27, 409, 1227, 3681, 7103, 11043, 21309, 63927, 191781, 2905127, 8715381, 26146143, 78438429]

約数ペア:

[(1, 78438429), (3, 26146143), (9, 8715381), (27, 2905127), (409, 191781), (1227, 63927), (3681, 21309), (7103, 11043)]