31651321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 36198400

約数和(自身を除く): 4547079

約数列:

[1, 13, 19, 127, 247, 1009, 1651, 2413, 13117, 19171, 31369, 128143, 249223, 1665859, 2434717, 31651321]

約数ペア:

[(1, 31651321), (13, 2434717), (19, 1665859), (127, 249223), (247, 128143), (1009, 31369), (1651, 19171), (2413, 13117)]