25603721

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 31125192

約数和(自身を除く): 5521471

約数列:

[1, 11, 13, 41, 121, 143, 397, 451, 533, 1573, 4367, 4961, 5161, 5863, 16277, 48037, 56771, 64493, 179047, 211601, 624481, 1969517, 2327611, 25603721]

約数ペア:

[(1, 25603721), (11, 2327611), (13, 1969517), (41, 624481), (121, 211601), (143, 179047), (397, 64493), (451, 56771), (533, 48037), (1573, 16277), (4367, 5863), (4961, 5161)]