16528785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12109}}^1$

素因数の和:12137

約数の個数: 32

約数和(自身を含む): 32551680

約数和(自身を除く): 16022895

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 12109, 36327, 60545, 84763, 157417, 181635, 254289, 423815, 472251, 787085, 1101919, 1271445, 2361255, 3305757, 5509595, 16528785]

約数ペア:

[(1, 16528785), (3, 5509595), (5, 3305757), (7, 2361255), (13, 1271445), (15, 1101919), (21, 787085), (35, 472251), (39, 423815), (65, 254289), (91, 181635), (105, 157417), (195, 84763), (273, 60545), (455, 36327), (1365, 12109)]