13581447

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21661}}^1$

素因数の和:21694

約数の個数: 16

約数和(自身を含む): 20795520

約数和(自身を除く): 7214073

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 21661, 64983, 238271, 411559, 714813, 1234677, 4527149, 13581447]

約数ペア:

[(1, 13581447), (3, 4527149), (11, 1234677), (19, 714813), (33, 411559), (57, 238271), (209, 64983), (627, 21661)]