25063467

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1579}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 40346880

約数和(自身を除く): 15283413

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1221, 1443, 1579, 4737, 5291, 15873, 17369, 20527, 52107, 58423, 61581, 175269, 225797, 642653, 677391, 759499, 1927959, 2278497, 8354489, 25063467]

約数ペア:

[(1, 25063467), (3, 8354489), (11, 2278497), (13, 1927959), (33, 759499), (37, 677391), (39, 642653), (111, 225797), (143, 175269), (407, 61581), (429, 58423), (481, 52107), (1221, 20527), (1443, 17369), (1579, 15873), (4737, 5291)]