263559241

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 313383168

約数和(自身を除く): 49823927

約数列:

[1, 11, 19, 31, 209, 341, 361, 589, 2141, 3971, 6479, 11191, 23551, 40679, 66371, 123101, 447469, 730081, 772901, 1261049, 8501911, 13871539, 23959931, 263559241]

約数ペア:

[(1, 263559241), (11, 23959931), (19, 13871539), (31, 8501911), (209, 1261049), (341, 772901), (361, 730081), (589, 447469), (2141, 123101), (3971, 66371), (6479, 40679), (11191, 23551)]