12206781

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{4073}}^1$

素因数の和:4122

約数の個数: 20

約数和(自身を含む): 18732252

約数和(自身を除く): 6525471

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 4073, 12219, 36657, 109971, 150701, 329913, 452103, 1356309, 4068927, 12206781]

約数ペア:

[(1, 12206781), (3, 4068927), (9, 1356309), (27, 452103), (37, 329913), (81, 150701), (111, 109971), (333, 36657), (999, 12219), (2997, 4073)]