210839193

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{9973}}^1$

素因数の和:10020

約数の個数: 28

約数和(自身を含む): 327047460

約数和(自身を除く): 116208267

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 7047, 9973, 21141, 29919, 89757, 269271, 289217, 807813, 867651, 2423439, 2602953, 7270317, 7808859, 23426577, 70279731, 210839193]

約数ペア:

[(1, 210839193), (3, 70279731), (9, 23426577), (27, 7808859), (29, 7270317), (81, 2602953), (87, 2423439), (243, 867651), (261, 807813), (729, 289217), (783, 269271), (2349, 89757), (7047, 29919), (9973, 21141)]