820078078

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1\times {\mathrm{5501}}^1$

素因数の和:6203

約数の個数: 16

約数和(自身を含む): 1241911440

約数和(自身を除く): 421833362

約数列:

[1, 2, 131, 262, 569, 1138, 5501, 11002, 74539, 149078, 720631, 1441262, 3130069, 6260138, 410039039, 820078078]

約数ペア:

[(1, 820078078), (2, 410039039), (131, 6260138), (262, 3130069), (569, 1441262), (1138, 720631), (5501, 149078), (11002, 74539)]