13420803

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 21150720

約数和(自身を除く): 7729917

約数列:

[1, 3, 11, 17, 33, 47, 51, 141, 187, 509, 517, 561, 799, 1527, 1551, 2397, 5599, 8653, 8789, 16797, 23923, 25959, 26367, 71769, 95183, 263153, 285549, 406691, 789459, 1220073, 4473601, 13420803]

約数ペア:

[(1, 13420803), (3, 4473601), (11, 1220073), (17, 789459), (33, 406691), (47, 285549), (51, 263153), (141, 95183), (187, 71769), (509, 26367), (517, 25959), (561, 23923), (799, 16797), (1527, 8789), (1551, 8653), (2397, 5599)]