90145138

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1\times {\mathrm{1237}}^1$

素因数の和:1761

約数の個数: 16

約数和(自身を含む): 137269440

約数和(自身を除く): 47124302

約数列:

[1, 2, 83, 166, 439, 878, 1237, 2474, 36437, 72874, 102671, 205342, 543043, 1086086, 45072569, 90145138]

約数ペア:

[(1, 90145138), (2, 45072569), (83, 1086086), (166, 543043), (439, 205342), (878, 102671), (1237, 72874), (2474, 36437)]