28514409

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{123439}}^1$

素因数の和:123460

約数の個数: 16

約数和(自身を含む): 47400960

約数和(自身を除く): 18886551

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 123439, 370317, 864073, 1357829, 2592219, 4073487, 9504803, 28514409]

約数ペア:

[(1, 28514409), (3, 9504803), (7, 4073487), (11, 2592219), (21, 1357829), (33, 864073), (77, 370317), (231, 123439)]