80857551

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2238

約数の個数: 16

約数和(自身を含む): 109760000

約数和(自身を除く): 28902449

約数列:

[1, 3, 97, 139, 291, 417, 1999, 5997, 13483, 40449, 193903, 277861, 581709, 833583, 26952517, 80857551]

約数ペア:

[(1, 80857551), (3, 26952517), (97, 833583), (139, 581709), (291, 277861), (417, 193903), (1999, 40449), (5997, 13483)]