156980217

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{1979}}^1$

素因数の和:2312

約数の個数: 16

約数和(自身を含む): 212034240

約数和(自身を除く): 55054023

約数列:

[1, 3, 137, 193, 411, 579, 1979, 5937, 26441, 79323, 271123, 381947, 813369, 1145841, 52326739, 156980217]

約数ペア:

[(1, 156980217), (3, 52326739), (137, 1145841), (193, 813369), (411, 381947), (579, 271123), (1979, 79323), (5937, 26441)]