81574724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{3191}}^1$

素因数の和:3296

約数の個数: 48

約数和(自身を含む): 180182016

約数和(自身を除く): 98607292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 83, 154, 166, 308, 332, 581, 913, 1162, 1826, 2324, 3191, 3652, 6382, 6391, 12764, 12782, 22337, 25564, 35101, 44674, 70202, 89348, 140404, 245707, 264853, 491414, 529706, 982828, 1059412, 1853971, 2913383, 3707942, 5826766, 7415884, 11653532, 20393681, 40787362, 81574724]

約数ペア:

[(1, 81574724), (2, 40787362), (4, 20393681), (7, 11653532), (11, 7415884), (14, 5826766), (22, 3707942), (28, 2913383), (44, 1853971), (77, 1059412), (83, 982828), (154, 529706), (166, 491414), (308, 264853), (332, 245707), (581, 140404), (913, 89348), (1162, 70202), (1826, 44674), (2324, 35101), (3191, 25564), (3652, 22337), (6382, 12782), (6391, 12764)]