25972557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 39325440

約数和(自身を除く): 13352883

約数列:

[1, 3, 13, 37, 39, 41, 111, 123, 439, 481, 533, 1317, 1443, 1517, 1599, 4551, 5707, 16243, 17121, 17999, 19721, 48729, 53997, 59163, 211159, 233987, 633477, 665963, 701961, 1997889, 8657519, 25972557]

約数ペア:

[(1, 25972557), (3, 8657519), (13, 1997889), (37, 701961), (39, 665963), (41, 633477), (111, 233987), (123, 211159), (439, 59163), (481, 53997), (533, 48729), (1317, 19721), (1443, 17999), (1517, 17121), (1599, 16243), (4551, 5707)]