1252808919

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{31687}}^1$

素因数の和:31907

約数の個数: 24

約数和(自身を含む): 1898237952

約数和(自身を除く): 645429033

約数列:

[1, 3, 9, 23, 69, 191, 207, 573, 1719, 4393, 13179, 31687, 39537, 95061, 285183, 728801, 2186403, 6052217, 6559209, 18156651, 54469953, 139200991, 417602973, 1252808919]

約数ペア:

[(1, 1252808919), (3, 417602973), (9, 139200991), (23, 54469953), (69, 18156651), (191, 6559209), (207, 6052217), (573, 2186403), (1719, 728801), (4393, 285183), (13179, 95061), (31687, 39537)]