2563145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 3386880

約数和(自身を除く): 823735

約数列:

[1, 5, 13, 47, 65, 235, 611, 839, 3055, 4195, 10907, 39433, 54535, 197165, 512629, 2563145]

約数ペア:

[(1, 2563145), (5, 512629), (13, 197165), (47, 54535), (65, 39433), (235, 10907), (611, 4195), (839, 3055)]