25910157

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{887}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 42964992

約数和(自身を除く): 17054835

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 749, 887, 1391, 2247, 2661, 4173, 6209, 9737, 11531, 18627, 29211, 34593, 80717, 94909, 242151, 284727, 664363, 1233817, 1993089, 3701451, 8636719, 25910157]

約数ペア:

[(1, 25910157), (3, 8636719), (7, 3701451), (13, 1993089), (21, 1233817), (39, 664363), (91, 284727), (107, 242151), (273, 94909), (321, 80717), (749, 34593), (887, 29211), (1391, 18627), (2247, 11531), (2661, 9737), (4173, 6209)]