27686211

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{69389}}^1$

素因数の和:69418

約数の個数: 16

約数和(自身を含む): 44409600

約数和(自身を除く): 16723389

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 69389, 208167, 485723, 1318391, 1457169, 3955173, 9228737, 27686211]

約数ペア:

[(1, 27686211), (3, 9228737), (7, 3955173), (19, 1457169), (21, 1318391), (57, 485723), (133, 208167), (399, 69389)]