80871217

素因数分解:

$7^2\times {\mathrm{607}}^1\times {\mathrm{2719}}^1$

素因数の和:3340

約数の個数: 12

約数和(自身を含む): 94264320

約数和(自身を除く): 13393103

約数列:

[1, 7, 49, 607, 2719, 4249, 19033, 29743, 133231, 1650433, 11553031, 80871217]

約数ペア:

[(1, 80871217), (7, 11553031), (49, 1650433), (607, 133231), (2719, 29743), (4249, 19033)]