1538487

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3027

約数の個数: 16

約数和(自身を含む): 2400000

約数和(自身を除く): 861513

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 2999, 8997, 26991, 56981, 80973, 170943, 512829, 1538487]

約数ペア:

[(1, 1538487), (3, 512829), (9, 170943), (19, 80973), (27, 56981), (57, 26991), (171, 8997), (513, 2999)]