27999475

素因数分解:

$5^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{829}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 39932960

約数和(自身を除く): 11933485

約数列:

[1, 5, 7, 25, 35, 175, 193, 829, 965, 1351, 4145, 4825, 5803, 6755, 20725, 29015, 33775, 145075, 159997, 799985, 1119979, 3999925, 5599895, 27999475]

約数ペア:

[(1, 27999475), (5, 5599895), (7, 3999925), (25, 1119979), (35, 799985), (175, 159997), (193, 145075), (829, 33775), (965, 29015), (1351, 20725), (4145, 6755), (4825, 5803)]