12894399

素因数分解:

$3^2\times 7^3\times {\mathrm{4177}}^1$

素因数の和:4204

約数の個数: 24

約数和(自身を含む): 21725600

約数和(自身を除く): 8831201

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 4177, 12531, 29239, 37593, 87717, 204673, 263151, 614019, 1432711, 1842057, 4298133, 12894399]

約数ペア:

[(1, 12894399), (3, 4298133), (7, 1842057), (9, 1432711), (21, 614019), (49, 263151), (63, 204673), (147, 87717), (343, 37593), (441, 29239), (1029, 12531), (3087, 4177)]