128125518

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{270307}}^1$

素因数の和:270391

約数の個数: 16

約数和(自身を含む): 259495680

約数和(自身を除く): 131370162

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 270307, 540614, 810921, 1621842, 21354253, 42708506, 64062759, 128125518]

約数ペア:

[(1, 128125518), (2, 64062759), (3, 42708506), (6, 21354253), (79, 1621842), (158, 810921), (237, 540614), (474, 270307)]