243345788

素因数分解:

$2^2\times 7^1\times {\mathrm{8690921}}^1$

素因数の和:8690932

約数の個数: 12

約数和(自身を含む): 486691632

約数和(自身を除く): 243345844

約数列:

[1, 2, 4, 7, 14, 28, 8690921, 17381842, 34763684, 60836447, 121672894, 243345788]

約数ペア:

[(1, 243345788), (2, 121672894), (4, 60836447), (7, 34763684), (14, 17381842), (28, 8690921)]