78126555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{769}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 135051840

約数和(自身を除く): 56925285

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 521, 769, 1563, 2307, 2605, 3845, 6773, 7815, 9997, 11535, 20319, 29991, 33865, 49985, 101595, 149955, 400649, 1201947, 2003245, 5208437, 6009735, 15625311, 26042185, 78126555]

約数ペア:

[(1, 78126555), (3, 26042185), (5, 15625311), (13, 6009735), (15, 5208437), (39, 2003245), (65, 1201947), (195, 400649), (521, 149955), (769, 101595), (1563, 49985), (2307, 33865), (2605, 29991), (3845, 20319), (6773, 11535), (7815, 9997)]