855576207

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{719}}^1\times {\mathrm{1213}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 1249934400

約数和(自身を除く): 394358193

約数列:

[1, 3, 9, 109, 327, 719, 981, 1213, 2157, 3639, 6471, 10917, 78371, 132217, 235113, 396651, 705339, 872147, 1189953, 2616441, 7849323, 95064023, 285192069, 855576207]

約数ペア:

[(1, 855576207), (3, 285192069), (9, 95064023), (109, 7849323), (327, 2616441), (719, 1189953), (981, 872147), (1213, 705339), (2157, 396651), (3639, 235113), (6471, 132217), (10917, 78371)]