81837663

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1\times {\mathrm{727}}^1$

素因数の和:1126

約数の個数: 16

約数和(自身を含む): 110423040

約数和(自身を除く): 28585377

約数列:

[1, 3, 157, 239, 471, 717, 727, 2181, 37523, 112569, 114139, 173753, 342417, 521259, 27279221, 81837663]

約数ペア:

[(1, 81837663), (3, 27279221), (157, 521259), (239, 342417), (471, 173753), (717, 114139), (727, 112569), (2181, 37523)]