205991285

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1\times {\mathrm{1259}}^1$

素因数の和:2068

約数の個数: 16

約数和(自身を含む): 253471680

約数和(自身を除く): 47480395

約数列:

[1, 5, 43, 215, 761, 1259, 3805, 6295, 32723, 54137, 163615, 270685, 958099, 4790495, 41198257, 205991285]

約数ペア:

[(1, 205991285), (5, 41198257), (43, 4790495), (215, 958099), (761, 270685), (1259, 163615), (3805, 54137), (6295, 32723)]