11987403

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 16367616

約数和(自身を除く): 4380213

約数列:

[1, 3, 73, 127, 219, 381, 431, 1293, 9271, 27813, 31463, 54737, 94389, 164211, 3995801, 11987403]

約数ペア:

[(1, 11987403), (3, 3995801), (73, 164211), (127, 94389), (219, 54737), (381, 31463), (431, 27813), (1293, 9271)]