663632638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{148997}}^1$

素因数の和:149147

約数の個数: 16

約数和(自身を含む): 1062057744

約数和(自身を除く): 398425106

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 148997, 297994, 2532949, 5065898, 19518607, 39037214, 331816319, 663632638]

約数ペア:

[(1, 663632638), (2, 331816319), (17, 39037214), (34, 19518607), (131, 5065898), (262, 2532949), (2227, 297994), (4454, 148997)]