201868017

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{19681}}^1$

素因数の和:19960

約数の個数: 16

約数和(自身を含む): 290978688

約数和(自身を除く): 89110671

約数列:

[1, 3, 13, 39, 263, 789, 3419, 10257, 19681, 59043, 255853, 767559, 5176103, 15528309, 67289339, 201868017]

約数ペア:

[(1, 201868017), (3, 67289339), (13, 15528309), (39, 5176103), (263, 767559), (789, 255853), (3419, 59043), (10257, 19681)]