81551899

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{6871}}^1$

素因数の和:6978

約数の個数: 16

約数和(自身を含む): 96977664

約数和(自身を除く): 15425765

約数列:

[1, 11, 13, 83, 143, 913, 1079, 6871, 11869, 75581, 89323, 570293, 982553, 6273223, 7413809, 81551899]

約数ペア:

[(1, 81551899), (11, 7413809), (13, 6273223), (83, 982553), (143, 570293), (913, 89323), (1079, 75581), (6871, 11869)]