72056560017

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{165749}}^1$

素因数の和:165993

約数の個数: 32

約数和(自身を含む): 105592032000

約数和(自身を除く): 33535471983

約数列:

[1, 3, 13, 39, 71, 157, 213, 471, 923, 2041, 2769, 6123, 11147, 33441, 144911, 165749, 434733, 497247, 2154737, 6464211, 11768179, 26022593, 35304537, 78067779, 152986327, 338293709, 458958981, 1014881127, 1847604103, 5542812309, 24018853339, 72056560017]

約数ペア:

[(1, 72056560017), (3, 24018853339), (13, 5542812309), (39, 1847604103), (71, 1014881127), (157, 458958981), (213, 338293709), (471, 152986327), (923, 78067779), (2041, 35304537), (2769, 26022593), (6123, 11768179), (11147, 6464211), (33441, 2154737), (144911, 497247), (165749, 434733)]