86289721

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{2777}}^1$

素因数の和:3000

約数の個数: 16

約数和(自身を含む): 103474944

約数和(自身を除く): 17185223

約数列:

[1, 7, 23, 161, 193, 1351, 2777, 4439, 19439, 31073, 63871, 447097, 535961, 3751727, 12327103, 86289721]

約数ペア:

[(1, 86289721), (7, 12327103), (23, 3751727), (161, 535961), (193, 447097), (1351, 63871), (2777, 31073), (4439, 19439)]