81271695

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{115279}}^1$

素因数の和:115334

約数の個数: 16

約数和(自身を含む): 132802560

約数和(自身を除く): 51530865

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 115279, 345837, 576395, 1729185, 5418113, 16254339, 27090565, 81271695]

約数ペア:

[(1, 81271695), (3, 27090565), (5, 16254339), (15, 5418113), (47, 1729185), (141, 576395), (235, 345837), (705, 115279)]