289881424

素因数分解:

$2^4\times 7^1\times {\mathrm{2588227}}^1$

素因数の和:2588242

約数の個数: 20

約数和(自身を含む): 641880544

約数和(自身を除く): 351999120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2588227, 5176454, 10352908, 18117589, 20705816, 36235178, 41411632, 72470356, 144940712, 289881424]

約数ペア:

[(1, 289881424), (2, 144940712), (4, 72470356), (7, 41411632), (8, 36235178), (14, 20705816), (16, 18117589), (28, 10352908), (56, 5176454), (112, 2588227)]