27287211

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{68389}}^1$

素因数の和:68418

約数の個数: 16

約数和(自身を含む): 43769600

約数和(自身を除く): 16482389

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 68389, 205167, 478723, 1299391, 1436169, 3898173, 9095737, 27287211]

約数ペア:

[(1, 27287211), (3, 9095737), (7, 3898173), (19, 1436169), (21, 1299391), (57, 478723), (133, 205167), (399, 68389)]