15721814

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1$

素因数の和:2215

約数の個数: 16

約数和(自身を含む): 24377760

約数和(自身を除く): 8655946

約数列:

[1, 2, 53, 71, 106, 142, 2089, 3763, 4178, 7526, 110717, 148319, 221434, 296638, 7860907, 15721814]

約数ペア:

[(1, 15721814), (2, 7860907), (53, 296638), (71, 221434), (106, 148319), (142, 110717), (2089, 7526), (3763, 4178)]