1260142009

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{4793}}^1$

素因数の和:4917

約数の個数: 24

約数和(自身を含む): 1527023232

約数和(自身を除く): 266881223

約数列:

[1, 7, 23, 71, 161, 497, 529, 1633, 3703, 4793, 11431, 33551, 37559, 110239, 262913, 340303, 771673, 2382121, 2535497, 7826969, 17748479, 54788783, 180020287, 1260142009]

約数ペア:

[(1, 1260142009), (7, 180020287), (23, 54788783), (71, 17748479), (161, 7826969), (497, 2535497), (529, 2382121), (1633, 771673), (3703, 340303), (4793, 262913), (11431, 110239), (33551, 37559)]