400456478

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1\times {\mathrm{4817}}^1$

素因数の和:5227

約数の個数: 16

約数和(自身を含む): 606721104

約数和(自身を除く): 206264626

約数列:

[1, 2, 197, 211, 394, 422, 4817, 9634, 41567, 83134, 948949, 1016387, 1897898, 2032774, 200228239, 400456478]

約数ペア:

[(1, 400456478), (2, 200228239), (197, 2032774), (211, 1897898), (394, 1016387), (422, 948949), (4817, 83134), (9634, 41567)]