81744609

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1\times {\mathrm{839}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 111605760

約数和(自身を除く): 29861151

約数列:

[1, 3, 47, 141, 691, 839, 2073, 2517, 32477, 39433, 97431, 118299, 579749, 1739247, 27248203, 81744609]

約数ペア:

[(1, 81744609), (3, 27248203), (47, 1739247), (141, 579749), (691, 118299), (839, 97431), (2073, 39433), (2517, 32477)]