229697517

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15559}}^1$

素因数の和:15625

約数の個数: 32

約数和(自身を含む): 378419200

約数和(自身を除く): 148721683

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 14763, 15559, 46677, 108913, 295621, 326739, 575683, 886863, 1727049, 2069347, 4029781, 6208041, 10937977, 12089343, 32813931, 76565839, 229697517]

約数ペア:

[(1, 229697517), (3, 76565839), (7, 32813931), (19, 12089343), (21, 10937977), (37, 6208041), (57, 4029781), (111, 2069347), (133, 1727049), (259, 886863), (399, 575683), (703, 326739), (777, 295621), (2109, 108913), (4921, 46677), (14763, 15559)]