12564643

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 32

約数和(自身を含む): 16755200

約数和(自身を除く): 4190557

約数列:

[1, 7, 13, 19, 43, 91, 133, 169, 247, 301, 559, 817, 1183, 1729, 2197, 3211, 3913, 5719, 7267, 10621, 15379, 22477, 41743, 50869, 74347, 94471, 138073, 292201, 661297, 966511, 1794949, 12564643]

約数ペア:

[(1, 12564643), (7, 1794949), (13, 966511), (19, 661297), (43, 292201), (91, 138073), (133, 94471), (169, 74347), (247, 50869), (301, 41743), (559, 22477), (817, 15379), (1183, 10621), (1729, 7267), (2197, 5719), (3211, 3913)]