81840451

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{8369}}^1$

素因数の和:8514

約数の個数: 16

約数和(自身を含む): 102850560

約数和(自身を除く): 21010109

約数列:

[1, 7, 11, 77, 127, 889, 1397, 8369, 9779, 58583, 92059, 644413, 1062863, 7440041, 11691493, 81840451]

約数ペア:

[(1, 81840451), (7, 11691493), (11, 7440041), (77, 1062863), (127, 644413), (889, 92059), (1397, 58583), (8369, 9779)]