397157054

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{176201}}^1$

素因数の和:176240

約数の個数: 24

約数和(自身を含む): 723133008

約数和(自身を除く): 325975954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 176201, 352402, 1233407, 2466814, 4052623, 8105246, 8633849, 17267698, 28368361, 56736722, 198578527, 397157054]

約数ペア:

[(1, 397157054), (2, 198578527), (7, 56736722), (14, 28368361), (23, 17267698), (46, 8633849), (49, 8105246), (98, 4052623), (161, 2466814), (322, 1233407), (1127, 352402), (2254, 176201)]