78137487

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{18433}}^1$

素因数の和:18599

約数の個数: 16

約数和(自身を含む): 116502880

約数和(自身を除く): 38365393

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 18433, 55299, 165897, 497691, 2893981, 8681943, 26045829, 78137487]

約数ペア:

[(1, 78137487), (3, 26045829), (9, 8681943), (27, 2893981), (157, 497691), (471, 165897), (1413, 55299), (4239, 18433)]