71820392

素因数分解:

$2^3\times 7^1\times {\mathrm{1282507}}^1$

素因数の和:1282520

約数の個数: 16

約数和(自身を含む): 153900960

約数和(自身を除く): 82080568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1282507, 2565014, 5130028, 8977549, 10260056, 17955098, 35910196, 71820392]

約数ペア:

[(1, 71820392), (2, 35910196), (4, 17955098), (7, 10260056), (8, 8977549), (14, 5130028), (28, 2565014), (56, 1282507)]