289863952

素因数分解:

$2^4\times 7^1\times {\mathrm{2588071}}^1$

素因数の和:2588086

約数の個数: 20

約数和(自身を含む): 641841856

約数和(自身を除く): 351977904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2588071, 5176142, 10352284, 18116497, 20704568, 36232994, 41409136, 72465988, 144931976, 289863952]

約数ペア:

[(1, 289863952), (2, 144931976), (4, 72465988), (7, 41409136), (8, 36232994), (14, 20704568), (16, 18116497), (28, 10352284), (56, 5176142), (112, 2588071)]