28664187

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9661}}^1$

素因数の和:9730

約数の個数: 16

約数和(自身を含む): 40812288

約数和(自身を除く): 12148101

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 9661, 28983, 222203, 415423, 666609, 1246269, 9554729, 28664187]

約数ペア:

[(1, 28664187), (3, 9554729), (23, 1246269), (43, 666609), (69, 415423), (129, 222203), (989, 28983), (2967, 9661)]