16812729

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 25002432

約数和(自身を除く): 8189703

約数列:

[1, 3, 9, 71, 83, 213, 249, 317, 639, 747, 951, 2853, 5893, 17679, 22507, 26311, 53037, 67521, 78933, 202563, 236799, 1868081, 5604243, 16812729]

約数ペア:

[(1, 16812729), (3, 5604243), (9, 1868081), (71, 236799), (83, 202563), (213, 78933), (249, 67521), (317, 53037), (639, 26311), (747, 22507), (951, 17679), (2853, 5893)]