128424009

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83773}}^1$

素因数の和:83856

約数の個数: 16

約数和(自身を含む): 198376832

約数和(自身を除く): 69952823

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 83773, 251319, 586411, 1759233, 6115429, 18346287, 42808003, 128424009]

約数ペア:

[(1, 128424009), (3, 42808003), (7, 18346287), (21, 6115429), (73, 1759233), (219, 586411), (511, 251319), (1533, 83773)]