669279121

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1\times {\mathrm{2339}}^1$

素因数の和:3384

約数の個数: 16

約数和(自身を含む): 784667520

約数和(自身を除く): 115388399

約数列:

[1, 7, 41, 287, 997, 2339, 6979, 16373, 40877, 95899, 286139, 671293, 2331983, 16323881, 95611303, 669279121]

約数ペア:

[(1, 669279121), (7, 95611303), (41, 16323881), (287, 2331983), (997, 671293), (2339, 286139), (6979, 95899), (16373, 40877)]