81584847

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{20011}}^1$

素因数の和:20171

約数の個数: 16

約数和(自身を含む): 121672960

約数和(自身を除く): 40088113

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 20011, 60033, 180099, 540297, 3021661, 9064983, 27194949, 81584847]

約数ペア:

[(1, 81584847), (3, 27194949), (9, 9064983), (27, 3021661), (151, 540297), (453, 180099), (1359, 60033), (4077, 20011)]