161381087

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{27091}}^1$

素因数の和:27158

約数の個数: 16

約数和(自身を含む): 197663232

約数和(自身を除く): 36282145

約数列:

[1, 7, 23, 37, 161, 259, 851, 5957, 27091, 189637, 623093, 1002367, 4361651, 7016569, 23054441, 161381087]

約数ペア:

[(1, 161381087), (7, 23054441), (23, 7016569), (37, 4361651), (161, 1002367), (259, 623093), (851, 189637), (5957, 27091)]