15259413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20593}}^1$

素因数の和:20628

約数の個数: 16

約数和(自身を含む): 23065280

約数和(自身を除く): 7805867

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 20593, 61779, 267709, 391267, 803127, 1173801, 5086471, 15259413]

約数ペア:

[(1, 15259413), (3, 5086471), (13, 1173801), (19, 803127), (39, 391267), (57, 267709), (247, 61779), (741, 20593)]