621000989

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{82067}}^1$

素因数の和:82144

約数の個数: 16

約数和(自身を含む): 756338688

約数和(自身を除く): 135337699

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 82067, 574469, 1887541, 3857149, 13212787, 27000043, 88714427, 621000989]

約数ペア:

[(1, 621000989), (7, 88714427), (23, 27000043), (47, 13212787), (161, 3857149), (329, 1887541), (1081, 574469), (7567, 82067)]