71656821

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{112139}}^1$

素因数の和:112216

約数の個数: 12

約数和(自身を含む): 104963040

約数和(自身を除く): 33306219

約数列:

[1, 3, 9, 71, 213, 639, 112139, 336417, 1009251, 7961869, 23885607, 71656821]

約数ペア:

[(1, 71656821), (3, 23885607), (9, 7961869), (71, 1009251), (213, 336417), (639, 112139)]