13280575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6899}}^1$

素因数の和:6927

約数の個数: 24

約数和(自身を含む): 20534400

約数和(自身を除く): 7253825

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 6899, 34495, 48293, 75889, 172475, 241465, 379445, 531223, 1207325, 1897225, 2656115, 13280575]

約数ペア:

[(1, 13280575), (5, 2656115), (7, 1897225), (11, 1207325), (25, 531223), (35, 379445), (55, 241465), (77, 172475), (175, 75889), (275, 48293), (385, 34495), (1925, 6899)]