289085324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{61403}}^1$

素因数の和:61525

約数の個数: 24

約数和(自身を含む): 557057088

約数和(自身を除く): 267971764

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 61403, 122806, 245612, 675433, 1350866, 2701732, 6570121, 13140242, 26280484, 72271331, 144542662, 289085324]

約数ペア:

[(1, 289085324), (2, 144542662), (4, 72271331), (11, 26280484), (22, 13140242), (44, 6570121), (107, 2701732), (214, 1350866), (428, 675433), (1177, 245612), (2354, 122806), (4708, 61403)]