30153879

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11131}}^1$

素因数の和:11187

約数の個数: 24

約数和(自身を含む): 50940032

約数和(自身を除く): 20786153

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 11131, 33393, 77917, 100179, 233751, 478633, 701253, 1435899, 3350431, 4307697, 10051293, 30153879]

約数ペア:

[(1, 30153879), (3, 10051293), (7, 4307697), (9, 3350431), (21, 1435899), (43, 701253), (63, 478633), (129, 233751), (301, 100179), (387, 77917), (903, 33393), (2709, 11131)]