201173721

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{27449}}^1$

素因数の和:27808

約数の個数: 16

約数和(自身を含む): 307440000

約数和(自身を除く): 106266279

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 27449, 82347, 192143, 576429, 9579701, 28739103, 67057907, 201173721]

約数ペア:

[(1, 201173721), (3, 67057907), (7, 28739103), (21, 9579701), (349, 576429), (1047, 192143), (2443, 82347), (7329, 27449)]