16993795

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^4\times {\mathrm{17}}^1$

素因数の和:81

約数の個数: 40

約数和(自身を含む): 26733024

約数和(自身を除く): 9739229

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 169, 221, 455, 595, 845, 1105, 1183, 1547, 2197, 2873, 5915, 7735, 10985, 14365, 15379, 20111, 28561, 37349, 76895, 100555, 142805, 186745, 199927, 261443, 485537, 999635, 1307215, 2427685, 3398759, 16993795]

約数ペア:

[(1, 16993795), (5, 3398759), (7, 2427685), (13, 1307215), (17, 999635), (35, 485537), (65, 261443), (85, 199927), (91, 186745), (119, 142805), (169, 100555), (221, 76895), (455, 37349), (595, 28561), (845, 20111), (1105, 15379), (1183, 14365), (1547, 10985), (2197, 7735), (2873, 5915)]