978189986

素因数分解:

$2^1\times {\mathrm{269}}^1\times {\mathrm{977}}^1\times {\mathrm{1861}}^1$

素因数の和:3109

約数の個数: 16

約数和(自身を含む): 1475039160

約数和(自身を除く): 496849174

約数列:

[1, 2, 269, 538, 977, 1861, 1954, 3722, 262813, 500609, 525626, 1001218, 1818197, 3636394, 489094993, 978189986]

約数ペア:

[(1, 978189986), (2, 489094993), (269, 3636394), (538, 1818197), (977, 1001218), (1861, 525626), (1954, 500609), (3722, 262813)]