1904807976001

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{3091483}}^1$

素因数の和:3091645

約数の個数: 32

約数和(自身を含む): 2350517114880

約数和(自身を除く): 445709138879

約数列:

[1, 7, 23, 43, 89, 161, 301, 623, 989, 2047, 3827, 6923, 14329, 26789, 88021, 616147, 3091483, 21640381, 71104109, 132933769, 275141987, 497728763, 930536383, 1925993909, 3057476687, 6328265701, 11831105441, 21402336809, 44297859907, 82817738087, 272115425143, 1904807976001]

約数ペア:

[(1, 1904807976001), (7, 272115425143), (23, 82817738087), (43, 44297859907), (89, 21402336809), (161, 11831105441), (301, 6328265701), (623, 3057476687), (989, 1925993909), (2047, 930536383), (3827, 497728763), (6923, 275141987), (14329, 132933769), (26789, 71104109), (88021, 21640381), (616147, 3091483)]