12211479

素因数分解:

$3^6\times 7^1\times {\mathrm{2393}}^1$

素因数の和:2418

約数の個数: 28

約数和(自身を含む): 20933136

約数和(自身を除く): 8721657

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2393, 5103, 7179, 16751, 21537, 50253, 64611, 150759, 193833, 452277, 581499, 1356831, 1744497, 4070493, 12211479]

約数ペア:

[(1, 12211479), (3, 4070493), (7, 1744497), (9, 1356831), (21, 581499), (27, 452277), (63, 193833), (81, 150759), (189, 64611), (243, 50253), (567, 21537), (729, 16751), (1701, 7179), (2393, 5103)]