208118239

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{877}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 252231840

約数和(自身を除く): 44113601

約数列:

[1, 7, 29, 49, 167, 203, 877, 1169, 1421, 4843, 6139, 8183, 25433, 33901, 42973, 146459, 178031, 237307, 1025213, 1246217, 4247311, 7176491, 29731177, 208118239]

約数ペア:

[(1, 208118239), (7, 29731177), (29, 7176491), (49, 4247311), (167, 1246217), (203, 1025213), (877, 237307), (1169, 178031), (1421, 146459), (4843, 42973), (6139, 33901), (8183, 25433)]