17894990561

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{82013}}^1$

素因数の和:82161

約数の個数: 24

約数和(自身を含む): 21447973224

約数和(自身を除く): 3552982663

約数列:

[1, 7, 49, 61, 73, 427, 511, 2989, 3577, 4453, 31171, 82013, 218197, 574091, 4018637, 5002793, 5986949, 35019551, 41908643, 245136857, 293360501, 365203889, 2556427223, 17894990561]

約数ペア:

[(1, 17894990561), (7, 2556427223), (49, 365203889), (61, 293360501), (73, 245136857), (427, 41908643), (511, 35019551), (2989, 5986949), (3577, 5002793), (4453, 4018637), (31171, 574091), (82013, 218197)]