16989519

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 24022656

約数和(自身を除く): 7033137

約数列:

[1, 3, 31, 71, 83, 93, 213, 249, 961, 2201, 2573, 2883, 5893, 6603, 7719, 17679, 68231, 79763, 182683, 204693, 239289, 548049, 5663173, 16989519]

約数ペア:

[(1, 16989519), (3, 5663173), (31, 548049), (71, 239289), (83, 204693), (93, 182683), (213, 79763), (249, 68231), (961, 17679), (2201, 7719), (2573, 6603), (2883, 5893)]