840677721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{28031}}^1$

素因数の和:28816

約数の個数: 16

約数和(自身を含む): 1208739840

約数和(自身を除く): 368062119

約数列:

[1, 3, 13, 39, 769, 2307, 9997, 28031, 29991, 84093, 364403, 1093209, 21555839, 64667517, 280225907, 840677721]

約数ペア:

[(1, 840677721), (3, 280225907), (13, 64667517), (39, 21555839), (769, 1093209), (2307, 364403), (9997, 84093), (28031, 29991)]