1256487

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 1804032

約数和(自身を除く): 547545

約数列:

[1, 3, 17, 51, 71, 213, 347, 1041, 1207, 3621, 5899, 17697, 24637, 73911, 418829, 1256487]

約数ペア:

[(1, 1256487), (3, 418829), (17, 73911), (51, 24637), (71, 17697), (213, 5899), (347, 3621), (1041, 1207)]