81556871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2521}}^1$

素因数の和:2722

約数の個数: 16

約数和(自身を含む): 94786848

約数和(自身を除く): 13229977

約数列:

[1, 11, 17, 173, 187, 1903, 2521, 2941, 27731, 32351, 42857, 436133, 471427, 4797463, 7414261, 81556871]

約数ペア:

[(1, 81556871), (11, 7414261), (17, 4797463), (173, 471427), (187, 436133), (1903, 42857), (2521, 32351), (2941, 27731)]