12778419

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 17375904

約数和(自身を除く): 4597485

約数列:

[1, 3, 101, 181, 233, 303, 543, 699, 18281, 23533, 42173, 54843, 70599, 126519, 4259473, 12778419]

約数ペア:

[(1, 12778419), (3, 4259473), (101, 126519), (181, 70599), (233, 54843), (303, 42173), (543, 23533), (699, 18281)]