66873191

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{11279}}^1$

素因数の和:11315

約数の個数: 18

約数和(自身を含む): 85513680

約数和(自身を除く): 18640489

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 11279, 78953, 124069, 552671, 868483, 1364759, 6079381, 9553313, 66873191]

約数ペア:

[(1, 66873191), (7, 9553313), (11, 6079381), (49, 1364759), (77, 868483), (121, 552671), (539, 124069), (847, 78953), (5929, 11279)]