181340731

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2227

約数の個数: 32

約数和(自身を含む): 231598080

約数和(自身を除く): 50257349

約数列:

[1, 11, 13, 19, 31, 143, 209, 247, 341, 403, 589, 2153, 2717, 4433, 6479, 7657, 23683, 27989, 40907, 66743, 84227, 307879, 449977, 531791, 734173, 867659, 1268117, 5849701, 9544249, 13949287, 16485521, 181340731]

約数ペア:

[(1, 181340731), (11, 16485521), (13, 13949287), (19, 9544249), (31, 5849701), (143, 1268117), (209, 867659), (247, 734173), (341, 531791), (403, 449977), (589, 307879), (2153, 84227), (2717, 66743), (4433, 40907), (6479, 27989), (7657, 23683)]