12813549

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1301}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 20186208

約数和(自身を除く): 7372659

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1301, 1407, 3283, 3903, 9107, 9849, 27321, 63749, 87167, 191247, 261501, 610169, 1830507, 4271183, 12813549]

約数ペア:

[(1, 12813549), (3, 4271183), (7, 1830507), (21, 610169), (49, 261501), (67, 191247), (147, 87167), (201, 63749), (469, 27321), (1301, 9849), (1407, 9107), (3283, 3903)]