78928315

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{919}}^1$

素因数の和:1206

約数の個数: 16

約数和(自身を含む): 96379200

約数和(自身を除く): 17450885

約数列:

[1, 5, 89, 193, 445, 919, 965, 4595, 17177, 81791, 85885, 177367, 408955, 886835, 15785663, 78928315]

約数ペア:

[(1, 78928315), (5, 15785663), (89, 886835), (193, 408955), (445, 177367), (919, 85885), (965, 81791), (4595, 17177)]