28617897

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{123887}}^1$

素因数の和:123908

約数の個数: 16

約数和(自身を含む): 47572992

約数和(自身を除く): 18955095

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 123887, 371661, 867209, 1362757, 2601627, 4088271, 9539299, 28617897]

約数ペア:

[(1, 28617897), (3, 9539299), (7, 4088271), (11, 2601627), (21, 1362757), (33, 867209), (77, 371661), (231, 123887)]