80534493

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{76481}}^1$

素因数の和:76506

約数の個数: 20

約数和(自身を含む): 129560508

約数和(自身を除く): 49026015

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 76481, 229443, 688329, 994253, 2064987, 2982759, 6194961, 8948277, 26844831, 80534493]

約数ペア:

[(1, 80534493), (3, 26844831), (9, 8948277), (13, 6194961), (27, 2982759), (39, 2064987), (81, 994253), (117, 688329), (351, 229443), (1053, 76481)]