28765719

素因数分解:

$3^3\times {\mathrm{853}}^1\times {\mathrm{1249}}^1$

素因数の和:2111

約数の個数: 16

約数和(自身を含む): 42700000

約数和(自身を除く): 13934281

約数列:

[1, 3, 9, 27, 853, 1249, 2559, 3747, 7677, 11241, 23031, 33723, 1065397, 3196191, 9588573, 28765719]

約数ペア:

[(1, 28765719), (3, 9588573), (9, 3196191), (27, 1065397), (853, 33723), (1249, 23031), (2559, 11241), (3747, 7677)]