131418133

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{20563}}^1$

素因数の和:20664

約数の個数: 16

約数和(自身を含む): 165828096

約数和(自身を除く): 34409963

約数列:

[1, 7, 11, 77, 83, 581, 913, 6391, 20563, 143941, 226193, 1583351, 1706729, 11947103, 18774019, 131418133]

約数ペア:

[(1, 131418133), (7, 18774019), (11, 11947103), (77, 1706729), (83, 1583351), (581, 226193), (913, 143941), (6391, 20563)]