81807506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{4339}}^1$

素因数の和:5209

約数の個数: 16

約数和(自身を含む): 134053920

約数和(自身を除く): 52246414

約数列:

[1, 2, 11, 22, 857, 1714, 4339, 8678, 9427, 18854, 47729, 95458, 3718523, 7437046, 40903753, 81807506]

約数ペア:

[(1, 81807506), (2, 40903753), (11, 7437046), (22, 3718523), (857, 95458), (1714, 47729), (4339, 18854), (8678, 9427)]