201857785

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1\times {\mathrm{947}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 245721600

約数和(自身を除く): 43863815

約数列:

[1, 5, 89, 445, 479, 947, 2395, 4735, 42631, 84283, 213155, 421415, 453613, 2268065, 40371557, 201857785]

約数ペア:

[(1, 201857785), (5, 40371557), (89, 2268065), (445, 453613), (479, 421415), (947, 213155), (2395, 84283), (4735, 42631)]