20157214539

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2128309}}^1$

素因数の和:2128371

約数の個数: 32

約数和(自身を含む): 34325383680

約数和(自身を除く): 14168169141

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 9471, 2128309, 6384927, 14898163, 23411399, 44694489, 70234197, 87260669, 163879793, 261782007, 491639379, 610824683, 959867359, 1832474049, 2879602077, 6719071513, 20157214539]

約数ペア:

[(1, 20157214539), (3, 6719071513), (7, 2879602077), (11, 1832474049), (21, 959867359), (33, 610824683), (41, 491639379), (77, 261782007), (123, 163879793), (231, 87260669), (287, 70234197), (451, 44694489), (861, 23411399), (1353, 14898163), (3157, 6384927), (9471, 2128309)]