16672089

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 26752000

約数和(自身を除く): 10079911

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 259, 301, 499, 777, 903, 1497, 1591, 3493, 4773, 10479, 11137, 18463, 21457, 33411, 55389, 64371, 129241, 150199, 387723, 450597, 793909, 2381727, 5557363, 16672089]

約数ペア:

[(1, 16672089), (3, 5557363), (7, 2381727), (21, 793909), (37, 450597), (43, 387723), (111, 150199), (129, 129241), (259, 64371), (301, 55389), (499, 33411), (777, 21457), (903, 18463), (1497, 11137), (1591, 10479), (3493, 4773)]