87647847

素因数分解:

$3^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{5741}}^1$

素因数の和:6478

約数の個数: 16

約数和(自身を含む): 133765632

約数和(自身を除く): 46117785

約数列:

[1, 3, 7, 21, 727, 2181, 5089, 5741, 15267, 17223, 40187, 120561, 4173707, 12521121, 29215949, 87647847]

約数ペア:

[(1, 87647847), (3, 29215949), (7, 12521121), (21, 4173707), (727, 120561), (2181, 40187), (5089, 17223), (5741, 15267)]