11997927

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 18252000

約数和(自身を除く): 6254073

約数列:

[1, 3, 9, 23, 69, 149, 207, 389, 447, 1167, 1341, 3427, 3501, 8947, 10281, 26841, 30843, 57961, 80523, 173883, 521649, 1333103, 3999309, 11997927]

約数ペア:

[(1, 11997927), (3, 3999309), (9, 1333103), (23, 521649), (69, 173883), (149, 80523), (207, 57961), (389, 30843), (447, 26841), (1167, 10281), (1341, 8947), (3427, 3501)]