12420219

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4657}}^1$

素因数の和:4794

約数の個数: 16

約数和(自身を含む): 19079168

約数和(自身を除く): 6658949

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 4657, 13971, 32599, 97797, 591439, 1774317, 4140073, 12420219]

約数ペア:

[(1, 12420219), (3, 4140073), (7, 1774317), (21, 591439), (127, 97797), (381, 32599), (889, 13971), (2667, 4657)]