81007927

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1051}}^1$

素因数の和:1100

約数の個数: 36

約数和(自身を含む): 111652968

約数和(自身を除く): 30645041

約数列:

[1, 7, 11, 13, 49, 77, 91, 121, 143, 539, 637, 847, 1001, 1051, 1573, 5929, 7007, 7357, 11011, 11561, 13663, 51499, 77077, 80927, 95641, 127171, 150293, 566489, 669487, 890197, 1052051, 1653223, 6231379, 7364357, 11572561, 81007927]

約数ペア:

[(1, 81007927), (7, 11572561), (11, 7364357), (13, 6231379), (49, 1653223), (77, 1052051), (91, 890197), (121, 669487), (143, 566489), (539, 150293), (637, 127171), (847, 95641), (1001, 80927), (1051, 77077), (1573, 51499), (5929, 13663), (7007, 11561), (7357, 11011)]