81571557

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{1559}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 110522880

約数和(自身を除く): 28951323

約数列:

[1, 3, 107, 163, 321, 489, 1559, 4677, 17441, 52323, 166813, 254117, 500439, 762351, 27190519, 81571557]

約数ペア:

[(1, 81571557), (3, 27190519), (107, 762351), (163, 500439), (321, 254117), (489, 166813), (1559, 52323), (4677, 17441)]