128432108

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{32999}}^1$

素因数の和:33149

約数の個数: 24

約数和(自身を含む): 258720000

約数和(自身を除く): 130287892

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 32999, 65998, 131996, 230993, 461986, 923972, 4586861, 9173722, 18347444, 32108027, 64216054, 128432108]

約数ペア:

[(1, 128432108), (2, 64216054), (4, 32108027), (7, 18347444), (14, 9173722), (28, 4586861), (139, 923972), (278, 461986), (556, 230993), (973, 131996), (1946, 65998), (3892, 32999)]