489278512

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{223211}}^1$

素因数の和:223356

約数の個数: 20

約数和(自身を含む): 954900936

約数和(自身を除く): 465622424

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 223211, 446422, 892844, 1785688, 3571376, 30579907, 61159814, 122319628, 244639256, 489278512]

約数ペア:

[(1, 489278512), (2, 244639256), (4, 122319628), (8, 61159814), (16, 30579907), (137, 3571376), (274, 1785688), (548, 892844), (1096, 446422), (2192, 223211)]