489209739

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1\times {\mathrm{4987}}^1$

素因数の和:6730

約数の個数: 16

約数和(自身を含む): 687146880

約数和(自身を除く): 197937141

約数列:

[1, 3, 19, 57, 1721, 4987, 5163, 14961, 32699, 94753, 98097, 284259, 8582627, 25747881, 163069913, 489209739]

約数ペア:

[(1, 489209739), (3, 163069913), (19, 25747881), (57, 8582627), (1721, 284259), (4987, 98097), (5163, 94753), (14961, 32699)]