81831881

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 87436800

約数和(自身を除く): 5604919

約数列:

[1, 29, 43, 137, 479, 1247, 3973, 5891, 13891, 20597, 65623, 170839, 597313, 1903067, 2821789, 81831881]

約数ペア:

[(1, 81831881), (29, 2821789), (43, 1903067), (137, 597313), (479, 170839), (1247, 65623), (3973, 20597), (5891, 13891)]