81786339

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{677}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 122408832

約数和(自身を除く): 40622493

約数列:

[1, 3, 9, 31, 93, 279, 433, 677, 1299, 2031, 3897, 6093, 13423, 20987, 40269, 62961, 120807, 188883, 293141, 879423, 2638269, 9087371, 27262113, 81786339]

約数ペア:

[(1, 81786339), (3, 27262113), (9, 9087371), (31, 2638269), (93, 879423), (279, 293141), (433, 188883), (677, 120807), (1299, 62961), (2031, 40269), (3897, 20987), (6093, 13423)]