28331695

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 40734720

約数和(自身を除く): 12403025

約数列:

[1, 5, 7, 29, 35, 103, 145, 203, 271, 515, 721, 1015, 1355, 1897, 2987, 3605, 7859, 9485, 14935, 20909, 27913, 39295, 55013, 104545, 139565, 195391, 275065, 809477, 976955, 4047385, 5666339, 28331695]

約数ペア:

[(1, 28331695), (5, 5666339), (7, 4047385), (29, 976955), (35, 809477), (103, 275065), (145, 195391), (203, 139565), (271, 104545), (515, 55013), (721, 39295), (1015, 27913), (1355, 20909), (1897, 14935), (2987, 9485), (3605, 7859)]