251153669

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{12143}}^1$

素因数の和:12236

約数の個数: 16

約数和(自身を含む): 284266752

約数和(自身を除く): 33113083

約数列:

[1, 13, 37, 43, 481, 559, 1591, 12143, 20683, 157859, 449291, 522149, 5840783, 6787937, 19319513, 251153669]

約数ペア:

[(1, 251153669), (13, 19319513), (37, 6787937), (43, 5840783), (481, 522149), (559, 449291), (1591, 157859), (12143, 20683)]