201939353

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1423}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 267939840

約数和(自身を除く): 66000487

約数列:

[1, 7, 11, 19, 77, 97, 133, 209, 679, 1067, 1423, 1463, 1843, 7469, 9961, 12901, 15653, 20273, 27037, 109571, 138031, 141911, 189259, 297407, 966217, 1518341, 2081849, 2622589, 10628387, 18358123, 28848479, 201939353]

約数ペア:

[(1, 201939353), (7, 28848479), (11, 18358123), (19, 10628387), (77, 2622589), (97, 2081849), (133, 1518341), (209, 966217), (679, 297407), (1067, 189259), (1423, 141911), (1463, 138031), (1843, 109571), (7469, 27037), (9961, 20273), (12901, 15653)]