8893647

素因数分解:

$3^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 15558400

約数和(自身を除く): 6664753

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 67, 129, 147, 201, 301, 343, 387, 441, 469, 603, 903, 1029, 1407, 2107, 2709, 2881, 3087, 3283, 4221, 6321, 8643, 9849, 14749, 18963, 20167, 22981, 25929, 29547, 44247, 60501, 68943, 132741, 141169, 181503, 206829, 423507, 988183, 1270521, 2964549, 8893647]

約数ペア:

[(1, 8893647), (3, 2964549), (7, 1270521), (9, 988183), (21, 423507), (43, 206829), (49, 181503), (63, 141169), (67, 132741), (129, 68943), (147, 60501), (201, 44247), (301, 29547), (343, 25929), (387, 22981), (441, 20167), (469, 18963), (603, 14749), (903, 9849), (1029, 8643), (1407, 6321), (2107, 4221), (2709, 3283), (2881, 3087)]