81390177

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{30449}}^1$

素因数の和:30475

約数の個数: 24

約数和(自身を含む): 133005600

約数和(自身を除く): 51615423

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 30449, 91347, 274041, 334939, 822123, 1004817, 2466369, 3014451, 7399107, 9043353, 27130059, 81390177]

約数ペア:

[(1, 81390177), (3, 27130059), (9, 9043353), (11, 7399107), (27, 3014451), (33, 2466369), (81, 1004817), (99, 822123), (243, 334939), (297, 274041), (891, 91347), (2673, 30449)]