320426978

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1\times {\mathrm{4397}}^1$

素因数の和:4921

約数の個数: 16

約数和(自身を含む): 487650240

約数和(自身を除く): 167223262

約数列:

[1, 2, 83, 166, 439, 878, 4397, 8794, 36437, 72874, 364951, 729902, 1930283, 3860566, 160213489, 320426978]

約数ペア:

[(1, 320426978), (2, 160213489), (83, 3860566), (166, 1930283), (439, 729902), (878, 364951), (4397, 72874), (8794, 36437)]