27578889

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3229}}^1$

素因数の和:3321

約数の個数: 24

約数和(自身を含む): 43501640

約数和(自身を除く): 15922751

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 3229, 8541, 9687, 29061, 41977, 125931, 235717, 377793, 707151, 2121453, 3064321, 9192963, 27578889]

約数ペア:

[(1, 27578889), (3, 9192963), (9, 3064321), (13, 2121453), (39, 707151), (73, 377793), (117, 235717), (219, 125931), (657, 41977), (949, 29061), (2847, 9687), (3229, 8541)]