15791489

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3209}}^1$

素因数の和:3272

約数の個数: 16

約数和(自身を含む): 19516800

約数和(自身を除く): 3725311

約数列:

[1, 7, 19, 37, 133, 259, 703, 3209, 4921, 22463, 60971, 118733, 426797, 831131, 2255927, 15791489]

約数ペア:

[(1, 15791489), (7, 2255927), (19, 831131), (37, 426797), (133, 118733), (259, 60971), (703, 22463), (3209, 4921)]