28702401

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{105137}}^1$

素因数の和:105160

約数の個数: 16

約数和(自身を含む): 47101824

約数和(自身を除く): 18399423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 105137, 315411, 735959, 1366781, 2207877, 4100343, 9567467, 28702401]

約数ペア:

[(1, 28702401), (3, 9567467), (7, 4100343), (13, 2207877), (21, 1366781), (39, 735959), (91, 315411), (273, 105137)]