15730771

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 18532800

約数和(自身を除く): 2802029

約数列:

[1, 7, 53, 109, 371, 389, 763, 2723, 5777, 20617, 40439, 42401, 144319, 296807, 2247253, 15730771]

約数ペア:

[(1, 15730771), (7, 2247253), (53, 296807), (109, 144319), (371, 42401), (389, 40439), (763, 20617), (2723, 5777)]