28423731

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{31477}}^1$

素因数の和:31530

約数の個数: 16

約数和(自身を含む): 44321024

約数和(自身を除く): 15897293

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 31477, 94431, 220339, 661017, 1353511, 4060533, 9474577, 28423731]

約数ペア:

[(1, 28423731), (3, 9474577), (7, 4060533), (21, 1353511), (43, 661017), (129, 220339), (301, 94431), (903, 31477)]