9921512.00000000

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 51202112

約数和(自身を除く): 16423943

約数列:

[1, 3, 9, 151, 157, 163, 453, 471, 489, 1359, 1413, 1467, 23707, 24613, 25591, 71121, 73839, 76773, 213363, 221517, 230319, 3864241, 11592723, 34778169]

約数ペア:

[(1, 34778169), (3, 11592723), (9, 3864241), (151, 230319), (157, 221517), (163, 213363), (453, 76773), (471, 73839), (489, 71121), (1359, 25591), (1413, 24613), (1467, 23707)]