15109297

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 18418752

約数和(自身を除く): 3309455

約数列:

[1, 7, 43, 49, 71, 101, 301, 497, 707, 2107, 3053, 3479, 4343, 4949, 7171, 21371, 30401, 50197, 149597, 212807, 308353, 351379, 2158471, 15109297]

約数ペア:

[(1, 15109297), (7, 2158471), (43, 351379), (49, 308353), (71, 212807), (101, 149597), (301, 50197), (497, 30401), (707, 21371), (2107, 7171), (3053, 4949), (3479, 4343)]