2051216821

素因数分解:

${\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{491}}^1\times {\mathrm{619}}^1$

素因数の和:1524

約数の個数: 16

約数和(自身を含む): 2185306560

約数和(自身を除く): 134089739

約数列:

[1, 17, 397, 491, 619, 6749, 8347, 10523, 194927, 245743, 303929, 3313759, 4177631, 5166793, 120659813, 2051216821]

約数ペア:

[(1, 2051216821), (17, 120659813), (397, 5166793), (491, 4177631), (619, 3313759), (6749, 303929), (8347, 245743), (10523, 194927)]