239981987841

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{65837}}^1\times {\mathrm{63949}}^1$

素因数の和:129808

約数の個数: 16

約数和(自身を含む): 336827208000

約数和(自身を除く): 96845220159

約数列:

[1, 3, 19, 57, 63949, 65837, 191847, 197511, 1215031, 1250903, 3645093, 3752709, 4210210313, 12630630939, 79993995947, 239981987841]

約数ペア:

[(1, 239981987841), (3, 79993995947), (19, 12630630939), (57, 4210210313), (63949, 3752709), (65837, 3645093), (191847, 1250903), (197511, 1215031)]