12740211358

素因数分解:

$2^1\times 7^1\times {\mathrm{3271}}^1\times {\mathrm{278207}}^1$

素因数の和:281487

約数の個数: 16

約数和(自身を含む): 21847117824

約数和(自身を除く): 9106906466

約数列:

[1, 2, 7, 14, 3271, 6542, 22897, 45794, 278207, 556414, 1947449, 3894898, 910015097, 1820030194, 6370105679, 12740211358]

約数ペア:

[(1, 12740211358), (2, 6370105679), (7, 1820030194), (14, 910015097), (3271, 3894898), (6542, 1947449), (22897, 556414), (45794, 278207)]