26581329

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 39480480

約数和(自身を除く): 12899151

約数列:

[1, 3, 9, 59, 113, 177, 339, 443, 531, 1017, 1329, 3987, 6667, 20001, 26137, 50059, 60003, 78411, 150177, 235233, 450531, 2953481, 8860443, 26581329]

約数ペア:

[(1, 26581329), (3, 8860443), (9, 2953481), (59, 450531), (113, 235233), (177, 150177), (339, 78411), (443, 60003), (531, 50059), (1017, 26137), (1329, 20001), (3987, 6667)]