80531739

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{11171}}^1$

素因数の和:11272

約数の個数: 20

約数和(自身を含む): 121663080

約数和(自身を除く): 41131341

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 11171, 33513, 100539, 301617, 904851, 994219, 2982657, 8947971, 26843913, 80531739]

約数ペア:

[(1, 80531739), (3, 26843913), (9, 8947971), (27, 2982657), (81, 994219), (89, 904851), (267, 301617), (801, 100539), (2403, 33513), (7209, 11171)]