25138057

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{809}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 30170880

約数和(自身を除く): 5032823

約数列:

[1, 7, 23, 161, 193, 809, 1351, 4439, 5663, 18607, 31073, 130249, 156137, 1092959, 3591151, 25138057]

約数ペア:

[(1, 25138057), (7, 3591151), (23, 1092959), (161, 156137), (193, 130249), (809, 31073), (1351, 18607), (4439, 5663)]