81023239

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2789}}^1$

素因数の和:2958

約数の個数: 16

約数和(自身を含む): 93744000

約数和(自身を除く): 12720761

約数列:

[1, 11, 19, 139, 209, 1529, 2641, 2789, 29051, 30679, 52991, 387671, 582901, 4264381, 7365749, 81023239]

約数ペア:

[(1, 81023239), (11, 7365749), (19, 4264381), (139, 582901), (209, 387671), (1529, 52991), (2641, 30679), (2789, 29051)]