81619561

素因数分解:

${\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 85800960

約数和(自身を除く): 4181399

約数列:

[1, 41, 79, 113, 223, 3239, 4633, 8927, 9143, 17617, 25199, 366007, 722297, 1033159, 1990721, 81619561]

約数ペア:

[(1, 81619561), (41, 1990721), (79, 1033159), (113, 722297), (223, 366007), (3239, 25199), (4633, 17617), (8927, 9143)]