813308839

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{20707}}^1$

素因数の和:20926

約数の個数: 16

約数和(自身を含む): 964827136

約数和(自身を除く): 151518297

約数列:

[1, 7, 31, 181, 217, 1267, 5611, 20707, 39277, 144949, 641917, 3747967, 4493419, 26235769, 116186977, 813308839]

約数ペア:

[(1, 813308839), (7, 116186977), (31, 26235769), (181, 4493419), (217, 3747967), (1267, 641917), (5611, 144949), (20707, 39277)]