128940243

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{2039}}^1$

素因数の和:2346

約数の個数: 16

約数和(自身を含む): 174493440

約数和(自身を除く): 45553197

約数列:

[1, 3, 107, 197, 321, 591, 2039, 6117, 21079, 63237, 218173, 401683, 654519, 1205049, 42980081, 128940243]

約数ペア:

[(1, 128940243), (3, 42980081), (107, 1205049), (197, 654519), (321, 401683), (591, 218173), (2039, 63237), (6117, 21079)]