12660543

素因数分解:

$3^7\times 7^1\times {\mathrm{827}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 21726720

約数和(自身を除く): 9066177

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 827, 1701, 2187, 2481, 5103, 5789, 7443, 15309, 17367, 22329, 52101, 66987, 156303, 200961, 468909, 602883, 1406727, 1808649, 4220181, 12660543]

約数ペア:

[(1, 12660543), (3, 4220181), (7, 1808649), (9, 1406727), (21, 602883), (27, 468909), (63, 200961), (81, 156303), (189, 66987), (243, 52101), (567, 22329), (729, 17367), (827, 15309), (1701, 7443), (2187, 5789), (2481, 5103)]