289315202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{185221}}^1$

素因数の和:185305

約数の個数: 16

約数和(自身を含む): 480095424

約数和(自身を除く): 190780222

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 185221, 370442, 2037431, 4074862, 13150691, 26301382, 144657601, 289315202]

約数ペア:

[(1, 289315202), (2, 144657601), (11, 26301382), (22, 13150691), (71, 4074862), (142, 2037431), (781, 370442), (1562, 185221)]