561894

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1$

素因数の和:1395

約数の個数: 16

約数和(自身を含む): 1140480

約数和(自身を除く): 578586

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 1319, 2638, 3957, 7914, 93649, 187298, 280947, 561894]

約数ペア:

[(1, 561894), (2, 280947), (3, 187298), (6, 93649), (71, 7914), (142, 3957), (213, 2638), (426, 1319)]