11998161

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 36

約数和(自身を含む): 20474688

約数和(自身を除く): 8476527

約数列:

[1, 3, 7, 9, 21, 43, 63, 103, 129, 301, 309, 387, 721, 903, 927, 1849, 2163, 2709, 4429, 5547, 6489, 12943, 13287, 16641, 31003, 38829, 39861, 93009, 116487, 190447, 279027, 571341, 1333129, 1714023, 3999387, 11998161]

約数ペア:

[(1, 11998161), (3, 3999387), (7, 1714023), (9, 1333129), (21, 571341), (43, 279027), (63, 190447), (103, 116487), (129, 93009), (301, 39861), (309, 38829), (387, 31003), (721, 16641), (903, 13287), (927, 12943), (1849, 6489), (2163, 5547), (2709, 4429)]