15243263

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2379

約数の個数: 16

約数和(自身を含む): 18720000

約数和(自身を除く): 3476737

約数列:

[1, 7, 19, 49, 133, 343, 931, 2339, 6517, 16373, 44441, 114611, 311087, 802277, 2177609, 15243263]

約数ペア:

[(1, 15243263), (7, 2177609), (19, 802277), (49, 311087), (133, 114611), (343, 44441), (931, 16373), (2339, 6517)]