31128265

素因数分解:

$5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2897}}^1$

素因数の和:3216

約数の個数: 16

約数和(自身を含む): 42844032

約数和(自身を除く): 11715767

約数列:

[1, 5, 7, 35, 307, 1535, 2149, 2897, 10745, 14485, 20279, 101395, 889379, 4446895, 6225653, 31128265]

約数ペア:

[(1, 31128265), (5, 6225653), (7, 4446895), (35, 889379), (307, 101395), (1535, 20279), (2149, 14485), (2897, 10745)]