289029412

素因数分解:

$2^2\times 7^1\times {\mathrm{10322479}}^1$

素因数の和:10322490

約数の個数: 12

約数和(自身を含む): 578058880

約数和(自身を除く): 289029468

約数列:

[1, 2, 4, 7, 14, 28, 10322479, 20644958, 41289916, 72257353, 144514706, 289029412]

約数ペア:

[(1, 289029412), (2, 144514706), (4, 72257353), (7, 41289916), (14, 20644958), (28, 10322479)]