138756248

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4271}}^1$

素因数の和:4439

約数の個数: 32

約数和(自身を含む): 270673920

約数和(自身を除く): 131917672

約数列:

[1, 2, 4, 8, 31, 62, 124, 131, 248, 262, 524, 1048, 4061, 4271, 8122, 8542, 16244, 17084, 32488, 34168, 132401, 264802, 529604, 559501, 1059208, 1119002, 2238004, 4476008, 17344531, 34689062, 69378124, 138756248]

約数ペア:

[(1, 138756248), (2, 69378124), (4, 34689062), (8, 17344531), (31, 4476008), (62, 2238004), (124, 1119002), (131, 1059208), (248, 559501), (262, 529604), (524, 264802), (1048, 132401), (4061, 34168), (4271, 32488), (8122, 17084), (8542, 16244)]