168245217

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{36583}}^1$

素因数の和:36669

約数の個数: 24

約数和(自身を含む): 281550464

約数和(自身を除く): 113305247

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 36583, 109749, 256081, 329247, 768243, 2304729, 2670559, 8011677, 18693913, 24035031, 56081739, 168245217]

約数ペア:

[(1, 168245217), (3, 56081739), (7, 24035031), (9, 18693913), (21, 8011677), (63, 2670559), (73, 2304729), (219, 768243), (511, 329247), (657, 256081), (1533, 109749), (4599, 36583)]