257381706

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{4297}}^1$

素因数の和:4518

約数の個数: 32

約数和(自身を含む): 526075200

約数和(自身を除く): 268693494

約数列:

[1, 2, 3, 6, 67, 134, 149, 201, 298, 402, 447, 894, 4297, 8594, 9983, 12891, 19966, 25782, 29949, 59898, 287899, 575798, 640253, 863697, 1280506, 1727394, 1920759, 3841518, 42896951, 85793902, 128690853, 257381706]

約数ペア:

[(1, 257381706), (2, 128690853), (3, 85793902), (6, 42896951), (67, 3841518), (134, 1920759), (149, 1727394), (201, 1280506), (298, 863697), (402, 640253), (447, 575798), (894, 287899), (4297, 59898), (8594, 29949), (9983, 25782), (12891, 19966)]