2642287879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2857}}^1\times {\mathrm{12011}}^1$

素因数の和:14886

約数の個数: 16

約数和(自身を含む): 3295708416

約数和(自身を除く): 653420537

約数列:

[1, 7, 11, 77, 2857, 12011, 19999, 31427, 84077, 132121, 219989, 924847, 34315427, 240207989, 377469697, 2642287879]

約数ペア:

[(1, 2642287879), (7, 377469697), (11, 240207989), (77, 34315427), (2857, 924847), (12011, 219989), (19999, 132121), (31427, 84077)]