248243359

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4933}}^1$

素因数の和:5039

約数の個数: 24

約数和(自身を含む): 314986560

約数和(自身を除く): 66743201

約数列:

[1, 7, 13, 49, 79, 91, 553, 637, 1027, 3871, 4933, 7189, 34531, 50323, 64129, 241717, 389707, 448903, 2727949, 3142321, 5066191, 19095643, 35463337, 248243359]

約数ペア:

[(1, 248243359), (7, 35463337), (13, 19095643), (49, 5066191), (79, 3142321), (91, 2727949), (553, 448903), (637, 389707), (1027, 241717), (3871, 64129), (4933, 50323), (7189, 34531)]