81073791

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{7759}}^1$

素因数の和:7817

約数の個数: 24

約数和(自身を含む): 124284160

約数和(自身を除く): 43210369

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 7759, 10449, 23277, 69831, 209493, 333637, 628479, 1000911, 1885437, 3002733, 9008199, 27024597, 81073791]

約数ペア:

[(1, 81073791), (3, 27024597), (9, 9008199), (27, 3002733), (43, 1885437), (81, 1000911), (129, 628479), (243, 333637), (387, 209493), (1161, 69831), (3483, 23277), (7759, 10449)]