15665898879

素因数分解:

$3^4\times {\mathrm{8839}}^1\times {\mathrm{21881}}^1$

素因数の和:30732

約数の個数: 20

約数和(自身を含む): 23405862480

約数和(自身を除く): 7739963601

約数列:

[1, 3, 9, 27, 81, 8839, 21881, 26517, 65643, 79551, 196929, 238653, 590787, 715959, 1772361, 193406159, 580218477, 1740655431, 5221966293, 15665898879]

約数ペア:

[(1, 15665898879), (3, 5221966293), (9, 1740655431), (27, 580218477), (81, 193406159), (8839, 1772361), (21881, 715959), (26517, 590787), (65643, 238653), (79551, 196929)]