81302881

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5479}}^1$

素因数の和:5580

約数の個数: 16

約数和(自身を含む): 94694400

約数和(自身を除く): 13391519

約数列:

[1, 11, 19, 71, 209, 781, 1349, 5479, 14839, 60269, 104101, 389009, 1145111, 4279099, 7391171, 81302881]

約数ペア:

[(1, 81302881), (11, 7391171), (19, 4279099), (71, 1145111), (209, 389009), (781, 104101), (1349, 60269), (5479, 14839)]