447298

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 16

約数和(自身を含む): 720000

約数和(自身を除く): 272702

約数列:

[1, 2, 19, 38, 79, 149, 158, 298, 1501, 2831, 3002, 5662, 11771, 23542, 223649, 447298]

約数ペア:

[(1, 447298), (2, 223649), (19, 23542), (38, 11771), (79, 5662), (149, 3002), (158, 2831), (298, 1501)]