8421878

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:667

約数の個数: 16

約数和(自身を含む): 12939264

約数和(自身を除く): 4517386

約数列:

[1, 2, 71, 127, 142, 254, 467, 934, 9017, 18034, 33157, 59309, 66314, 118618, 4210939, 8421878]

約数ペア:

[(1, 8421878), (2, 4210939), (71, 118618), (127, 66314), (142, 59309), (254, 33157), (467, 18034), (934, 9017)]