80687789

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{8779}}^1$

素因数の和:8900

約数の個数: 16

約数和(自身を含む): 100302720

約数和(自身を除く): 19614931

約数列:

[1, 7, 13, 91, 101, 707, 1313, 8779, 9191, 61453, 114127, 798889, 886679, 6206753, 11526827, 80687789]

約数ペア:

[(1, 80687789), (7, 11526827), (13, 6206753), (91, 886679), (101, 798889), (707, 114127), (1313, 61453), (8779, 9191)]