81583911

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 119867904

約数和(自身を除く): 38283993

約数列:

[1, 3, 9, 127, 137, 381, 411, 521, 1143, 1233, 1563, 4689, 17399, 52197, 66167, 71377, 156591, 198501, 214131, 595503, 642393, 9064879, 27194637, 81583911]

約数ペア:

[(1, 81583911), (3, 27194637), (9, 9064879), (127, 642393), (137, 595503), (381, 214131), (411, 198501), (521, 156591), (1143, 71377), (1233, 66167), (1563, 52197), (4689, 17399)]