1282959

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:396

約数の個数: 20

約数和(自身を含む): 1963104

約数和(自身を除く): 680145

約数列:

[1, 3, 9, 27, 47, 81, 141, 337, 423, 1011, 1269, 3033, 3807, 9099, 15839, 27297, 47517, 142551, 427653, 1282959]

約数ペア:

[(1, 1282959), (3, 427653), (9, 142551), (27, 47517), (47, 27297), (81, 15839), (141, 9099), (337, 3807), (423, 3033), (1011, 1269)]