28439103

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{123113}}^1$

素因数の和:123134

約数の個数: 16

約数和(自身を含む): 47275776

約数和(自身を除く): 18836673

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 123113, 369339, 861791, 1354243, 2585373, 4062729, 9479701, 28439103]

約数ペア:

[(1, 28439103), (3, 9479701), (7, 4062729), (11, 2585373), (21, 1354243), (33, 861791), (77, 369339), (231, 123113)]