28313238

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{66463}}^1$

素因数の和:66539

約数の個数: 16

約数和(自身を含む): 57424896

約数和(自身を除く): 29111658

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 66463, 132926, 199389, 398778, 4718873, 9437746, 14156619, 28313238]

約数ペア:

[(1, 28313238), (2, 14156619), (3, 9437746), (6, 4718873), (71, 398778), (142, 199389), (213, 132926), (426, 66463)]