308972293

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2111}}^1$

素因数の和:2257

約数の個数: 24

約数和(自身を含む): 375598080

約数和(自身を除く): 66625787

約数列:

[1, 7, 29, 49, 103, 203, 721, 1421, 2111, 2987, 5047, 14777, 20909, 61219, 103439, 146363, 217433, 428533, 1522031, 2999731, 6305557, 10654217, 44138899, 308972293]

約数ペア:

[(1, 308972293), (7, 44138899), (29, 10654217), (49, 6305557), (103, 2999731), (203, 1522031), (721, 428533), (1421, 217433), (2111, 146363), (2987, 103439), (5047, 61219), (14777, 20909)]