31008439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{17509}}^1$

素因数の和:17550

約数の個数: 16

約数和(自身を含む): 40343040

約数和(自身を除く): 9334601

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 17509, 122563, 192599, 402707, 1348193, 2818949, 4429777, 31008439]

約数ペア:

[(1, 31008439), (7, 4429777), (11, 2818949), (23, 1348193), (77, 402707), (161, 192599), (253, 122563), (1771, 17509)]