31987521

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{4957}}^1$

素因数の和:5205

約数の個数: 16

約数和(自身を含む): 47596800

約数和(自身を除く): 15609279

約数列:

[1, 3, 9, 27, 239, 717, 2151, 4957, 6453, 14871, 44613, 133839, 1184723, 3554169, 10662507, 31987521]

約数ペア:

[(1, 31987521), (3, 10662507), (9, 3554169), (27, 1184723), (239, 133839), (717, 44613), (2151, 14871), (4957, 6453)]