77808519

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{3571}}^1$

素因数の和:3852

約数の個数: 20

約数和(自身を含む): 116697240

約数和(自身を除く): 38888721

約数列:

[1, 3, 9, 27, 81, 269, 807, 2421, 3571, 7263, 10713, 21789, 32139, 96417, 289251, 960599, 2881797, 8645391, 25936173, 77808519]

約数ペア:

[(1, 77808519), (3, 25936173), (9, 8645391), (27, 2881797), (81, 960599), (269, 289251), (807, 96417), (2421, 32139), (3571, 21789), (7263, 10713)]