12660669

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1511}}^1$

素因数の和:1550

約数の個数: 36

約数和(自身を含む): 22407840

約数和(自身を除く): 9747171

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 1511, 2793, 4533, 8379, 10577, 13599, 28709, 31731, 74039, 86127, 95193, 200963, 222117, 258381, 602889, 666351, 1406741, 1808667, 4220223, 12660669]

約数ペア:

[(1, 12660669), (3, 4220223), (7, 1808667), (9, 1406741), (19, 666351), (21, 602889), (49, 258381), (57, 222117), (63, 200963), (133, 95193), (147, 86127), (171, 74039), (399, 31731), (441, 28709), (931, 13599), (1197, 10577), (1511, 8379), (2793, 4533)]