666566684

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{580633}}^1$

素因数の和:580685

約数の個数: 24

約数和(自身を含む): 1365651168

約数和(自身を除く): 699084484

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 580633, 1161266, 2322532, 4064431, 8128862, 16257724, 23805953, 47611906, 95223812, 166641671, 333283342, 666566684]

約数ペア:

[(1, 666566684), (2, 333283342), (4, 166641671), (7, 95223812), (14, 47611906), (28, 23805953), (41, 16257724), (82, 8128862), (164, 4064431), (287, 2322532), (574, 1161266), (1148, 580633)]