1566962739

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{265003}}^1$

素因数の和:265088

約数の個数: 20

約数和(自身を含む): 2372845816

約数和(自身を除く): 805883077

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 265003, 795009, 2385027, 7155081, 19345219, 21465243, 58035657, 174106971, 522320913, 1566962739]

約数ペア:

[(1, 1566962739), (3, 522320913), (9, 174106971), (27, 58035657), (73, 21465243), (81, 19345219), (219, 7155081), (657, 2385027), (1971, 795009), (5913, 265003)]