80726787

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{4679}}^1$

素因数の和:4765

約数の個数: 24

約数和(自身を含む): 122653440

約数和(自身を除く): 41926653

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1917, 4679, 5751, 14037, 17253, 42111, 126333, 332209, 378999, 996627, 1136997, 2989881, 8969643, 26908929, 80726787]

約数ペア:

[(1, 80726787), (3, 26908929), (9, 8969643), (27, 2989881), (71, 1136997), (81, 996627), (213, 378999), (243, 332209), (639, 126333), (1917, 42111), (4679, 17253), (5751, 14037)]