2087987881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{152419}}^1$

素因数の和:152548

約数の個数: 16

約数和(自身を含む): 2536268800

約数和(自身を除く): 448280919

約数列:

[1, 7, 19, 103, 133, 721, 1957, 13699, 152419, 1066933, 2895961, 15699157, 20271727, 109894099, 298283983, 2087987881]

約数ペア:

[(1, 2087987881), (7, 298283983), (19, 109894099), (103, 20271727), (133, 15699157), (721, 2895961), (1957, 1066933), (13699, 152419)]