1093750021

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 1423861824

約数和(自身を除く): 330111803

約数列:

[1, 7, 13, 43, 49, 73, 91, 301, 511, 547, 559, 637, 949, 2107, 3139, 3577, 3829, 3913, 6643, 7111, 21973, 23521, 26803, 27391, 39931, 40807, 46501, 49777, 153811, 164647, 279517, 285649, 305773, 348439, 519103, 1152529, 1717033, 1956619, 1999543, 2140411, 3633721, 12019231, 14982877, 22321429, 25436047, 84134617, 156250003, 1093750021]

約数ペア:

[(1, 1093750021), (7, 156250003), (13, 84134617), (43, 25436047), (49, 22321429), (73, 14982877), (91, 12019231), (301, 3633721), (511, 2140411), (547, 1999543), (559, 1956619), (637, 1717033), (949, 1152529), (2107, 519103), (3139, 348439), (3577, 305773), (3829, 285649), (3913, 279517), (6643, 164647), (7111, 153811), (21973, 49777), (23521, 46501), (26803, 40807), (27391, 39931)]