25619193

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{17903}}^1$

素因数の和:17965

約数の個数: 16

約数和(自身を含む): 38672640

約数和(自身を除く): 13053447

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 17903, 53709, 161127, 483381, 948859, 2846577, 8539731, 25619193]

約数ペア:

[(1, 25619193), (3, 8539731), (9, 2846577), (27, 948859), (53, 483381), (159, 161127), (477, 53709), (1431, 17903)]