289247924

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{194911}}^1$

素因数の和:194975

約数の個数: 24

約数和(自身を含む): 589413888

約数和(自身を除く): 300165964

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 194911, 389822, 779644, 1364377, 2728754, 5457508, 10330283, 20660566, 41321132, 72311981, 144623962, 289247924]

約数ペア:

[(1, 289247924), (2, 144623962), (4, 72311981), (7, 41321132), (14, 20660566), (28, 10330283), (53, 5457508), (106, 2728754), (212, 1364377), (371, 779644), (742, 389822), (1484, 194911)]