12122217

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{1373}}^1$

素因数の和:1494

約数の個数: 20

約数和(自身を含む): 18287940

約数和(自身を除く): 6165723

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 1373, 2943, 4119, 8829, 12357, 37071, 111213, 149657, 448971, 1346913, 4040739, 12122217]

約数ペア:

[(1, 12122217), (3, 4040739), (9, 1346913), (27, 448971), (81, 149657), (109, 111213), (327, 37071), (981, 12357), (1373, 8829), (2943, 4119)]