12821698994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{16333}}^1$

素因数の和:16734

約数の個数: 32

約数和(自身を含む): 20978736240

約数和(自身を除く): 8157037246

約数列:

[1, 2, 13, 26, 109, 218, 277, 554, 1417, 2834, 3601, 7202, 16333, 30193, 32666, 60386, 212329, 392509, 424658, 785018, 1780297, 3560594, 4524241, 9048482, 23143861, 46287722, 58815133, 117630266, 493142269, 986284538, 6410849497, 12821698994]

約数ペア:

[(1, 12821698994), (2, 6410849497), (13, 986284538), (26, 493142269), (109, 117630266), (218, 58815133), (277, 46287722), (554, 23143861), (1417, 9048482), (2834, 4524241), (3601, 3560594), (7202, 1780297), (16333, 785018), (30193, 424658), (32666, 392509), (60386, 212329)]