281089638

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{60763}}^1$

素因数の和:61028

約数の個数: 24

約数和(自身を含む): 611407368

約数和(自身を除く): 330317730

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4626, 60763, 121526, 182289, 364578, 546867, 1093734, 15616091, 31232182, 46848273, 93696546, 140544819, 281089638]

約数ペア:

[(1, 281089638), (2, 140544819), (3, 93696546), (6, 46848273), (9, 31232182), (18, 15616091), (257, 1093734), (514, 546867), (771, 364578), (1542, 182289), (2313, 121526), (4626, 60763)]