12805317

素因数分解:

$3^3\times 7^2\times {\mathrm{9679}}^1$

素因数の和:9702

約数の個数: 24

約数和(自身を含む): 22070400

約数和(自身を除く): 9265083

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 9679, 29037, 67753, 87111, 203259, 261333, 474271, 609777, 1422813, 1829331, 4268439, 12805317]

約数ペア:

[(1, 12805317), (3, 4268439), (7, 1829331), (9, 1422813), (21, 609777), (27, 474271), (49, 261333), (63, 203259), (147, 87111), (189, 67753), (441, 29037), (1323, 9679)]