284703321

素因数分解:

$3^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{6823}}^1$

素因数の和:8820

約数の個数: 16

約数和(自身を含む): 434115584

約数和(自身を除く): 149412263

約数列:

[1, 3, 7, 21, 1987, 5961, 6823, 13909, 20469, 41727, 47761, 143283, 13557301, 40671903, 94901107, 284703321]

約数ペア:

[(1, 284703321), (3, 94901107), (7, 40671903), (21, 13557301), (1987, 143283), (5961, 47761), (6823, 41727), (13909, 20469)]