257907006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2046881}}^1$

素因数の和:2046896

約数の個数: 24

約数和(自身を含む): 638627184

約数和(自身を除く): 380720178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2046881, 4093762, 6140643, 12281286, 14328167, 18421929, 28656334, 36843858, 42984501, 85969002, 128953503, 257907006]

約数ペア:

[(1, 257907006), (2, 128953503), (3, 85969002), (6, 42984501), (7, 36843858), (9, 28656334), (14, 18421929), (18, 14328167), (21, 12281286), (42, 6140643), (63, 4093762), (126, 2046881)]