279995967

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12979}}^1$

素因数の和:13052

約数の個数: 32

約数和(自身を含む): 448588800

約数和(自身を除く): 168592833

約数列:

[1, 3, 9, 17, 27, 47, 51, 141, 153, 423, 459, 799, 1269, 2397, 7191, 12979, 21573, 38937, 116811, 220643, 350433, 610013, 661929, 1830039, 1985787, 5490117, 5957361, 10370221, 16470351, 31110663, 93331989, 279995967]

約数ペア:

[(1, 279995967), (3, 93331989), (9, 31110663), (17, 16470351), (27, 10370221), (47, 5957361), (51, 5490117), (141, 1985787), (153, 1830039), (423, 661929), (459, 610013), (799, 350433), (1269, 220643), (2397, 116811), (7191, 38937), (12979, 21573)]