247142

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 16

約数和(自身を含む): 430080

約数和(自身を除く): 182938

約数列:

[1, 2, 7, 14, 127, 139, 254, 278, 889, 973, 1778, 1946, 17653, 35306, 123571, 247142]

約数ペア:

[(1, 247142), (2, 123571), (7, 35306), (14, 17653), (127, 1946), (139, 1778), (254, 973), (278, 889)]