218206467

素因数分解:

$3^6\times {\mathrm{43}}^1\times {\mathrm{6961}}^1$

素因数の和:7022

約数の個数: 28

約数和(自身を含む): 334816504

約数和(自身を除く): 116610037

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 729, 1161, 3483, 6961, 10449, 20883, 31347, 62649, 187947, 299323, 563841, 897969, 1691523, 2693907, 5074569, 8081721, 24245163, 72735489, 218206467]

約数ペア:

[(1, 218206467), (3, 72735489), (9, 24245163), (27, 8081721), (43, 5074569), (81, 2693907), (129, 1691523), (243, 897969), (387, 563841), (729, 299323), (1161, 187947), (3483, 62649), (6961, 31347), (10449, 20883)]