87539211

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{6247}}^1$

素因数の和:6432

約数の個数: 20

約数和(自身を含む): 131545392

約数和(自身を除く): 44006181

約数列:

[1, 3, 9, 27, 81, 173, 519, 1557, 4671, 6247, 14013, 18741, 56223, 168669, 506007, 1080731, 3242193, 9726579, 29179737, 87539211]

約数ペア:

[(1, 87539211), (3, 29179737), (9, 9726579), (27, 3242193), (81, 1080731), (173, 506007), (519, 168669), (1557, 56223), (4671, 18741), (6247, 14013)]