161704809

素因数分解:

$3^3\times 7^1\times {\mathrm{855581}}^1$

素因数の和:855597

約数の個数: 16

約数和(自身を含む): 273786240

約数和(自身を除く): 112081431

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 855581, 2566743, 5989067, 7700229, 17967201, 23100687, 53901603, 161704809]

約数ペア:

[(1, 161704809), (3, 53901603), (7, 23100687), (9, 17967201), (21, 7700229), (27, 5989067), (63, 2566743), (189, 855581)]