3871985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 5080320

約数和(自身を除く): 1208335

約数列:

[1, 5, 13, 65, 71, 355, 839, 923, 4195, 4615, 10907, 54535, 59569, 297845, 774397, 3871985]

約数ペア:

[(1, 3871985), (5, 774397), (13, 297845), (65, 59569), (71, 54535), (355, 10907), (839, 4615), (923, 4195)]