80491689

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{317}}^2$

素因数の和:729

約数の個数: 18

約数和(自身を含む): 117944190

約数和(自身を除く): 37452501

約数列:

[1, 3, 9, 89, 267, 317, 801, 951, 2853, 28213, 84639, 100489, 253917, 301467, 904401, 8943521, 26830563, 80491689]

約数ペア:

[(1, 80491689), (3, 26830563), (9, 8943521), (89, 904401), (267, 301467), (317, 253917), (801, 100489), (951, 84639), (2853, 28213)]