26898421

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 31256064

約数和(自身を除く): 4357643

約数列:

[1, 11, 31, 71, 101, 121, 341, 781, 1111, 2201, 3131, 3751, 7171, 8591, 12221, 24211, 34441, 78881, 222301, 266321, 378851, 867691, 2445311, 26898421]

約数ペア:

[(1, 26898421), (11, 2445311), (31, 867691), (71, 378851), (101, 266321), (121, 222301), (341, 78881), (781, 34441), (1111, 24211), (2201, 12221), (3131, 8591), (3751, 7171)]