217081165

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{44621}}^1$

素因数の和:44772

約数の個数: 16

約数和(自身を含む): 299859840

約数和(自身を除く): 82778675

約数列:

[1, 5, 7, 35, 139, 695, 973, 4865, 44621, 223105, 312347, 1561735, 6202319, 31011595, 43416233, 217081165]

約数ペア:

[(1, 217081165), (5, 43416233), (7, 31011595), (35, 6202319), (139, 1561735), (695, 312347), (973, 223105), (4865, 44621)]