211329734

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1372271}}^1$

素因数の和:1372291

約数の個数: 16

約数和(自身を含む): 395214336

約数和(自身を除く): 183884602

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1372271, 2744542, 9605897, 15094981, 19211794, 30189962, 105664867, 211329734]

約数ペア:

[(1, 211329734), (2, 105664867), (7, 30189962), (11, 19211794), (14, 15094981), (22, 9605897), (77, 2744542), (154, 1372271)]