28127239

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2677}}^1$

素因数の和:2782

約数の個数: 16

約数和(自身を含む): 34278400

約数和(自身を除く): 6151161

約数列:

[1, 7, 19, 79, 133, 553, 1501, 2677, 10507, 18739, 50863, 211483, 356041, 1480381, 4018177, 28127239]

約数ペア:

[(1, 28127239), (7, 4018177), (19, 1480381), (79, 356041), (133, 211483), (553, 50863), (1501, 18739), (2677, 10507)]