138971147

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{701}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 161021952

約数和(自身を除く): 22050805

約数列:

[1, 7, 127, 223, 701, 889, 1561, 4907, 28321, 89027, 156323, 198247, 623189, 1094261, 19853021, 138971147]

約数ペア:

[(1, 138971147), (7, 19853021), (127, 1094261), (223, 623189), (701, 198247), (889, 156323), (1561, 89027), (4907, 28321)]