268163919

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{320387}}^1$

素因数の和:320427

約数の個数: 16

約数和(自身を含む): 410096640

約数和(自身を除く): 141932721

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 320387, 961161, 2883483, 8650449, 9931997, 29795991, 89387973, 268163919]

約数ペア:

[(1, 268163919), (3, 89387973), (9, 29795991), (27, 9931997), (31, 8650449), (93, 2883483), (279, 961161), (837, 320387)]