161855911

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1\times {\mathrm{601}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 188016640

約数和(自身を除く): 26160729

約数列:

[1, 7, 79, 487, 553, 601, 3409, 4207, 38473, 47479, 269311, 292687, 332353, 2048809, 23122273, 161855911]

約数ペア:

[(1, 161855911), (7, 23122273), (79, 2048809), (487, 332353), (553, 292687), (601, 269311), (3409, 47479), (4207, 38473)]