820863369

素因数分解:

$3^3\times {\mathrm{5471}}^1\times {\mathrm{5557}}^1$

素因数の和:11037

約数の個数: 16

約数和(自身を含む): 1216535040

約数和(自身を除く): 395671671

約数列:

[1, 3, 9, 27, 5471, 5557, 16413, 16671, 49239, 50013, 147717, 150039, 30402347, 91207041, 273621123, 820863369]

約数ペア:

[(1, 820863369), (3, 273621123), (9, 91207041), (27, 30402347), (5471, 150039), (5557, 147717), (16413, 50013), (16671, 49239)]