128481657

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{12497}}^1$

素因数の和:12672

約数の個数: 16

約数和(自身を含む): 179971200

約数和(自身を除く): 51489543

約数列:

[1, 3, 23, 69, 149, 447, 3427, 10281, 12497, 37491, 287431, 862293, 1862053, 5586159, 42827219, 128481657]

約数ペア:

[(1, 128481657), (3, 42827219), (23, 5586159), (69, 1862053), (149, 862293), (447, 287431), (3427, 37491), (10281, 12497)]