289828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{941}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 633024

約数和(自身を除く): 343196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 941, 1882, 3764, 6587, 10351, 13174, 20702, 26348, 41404, 72457, 144914, 289828]

約数ペア:

[(1, 289828), (2, 144914), (4, 72457), (7, 41404), (11, 26348), (14, 20702), (22, 13174), (28, 10351), (44, 6587), (77, 3764), (154, 1882), (308, 941)]