12542973457

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{540203}}^1$

素因数の和:540348

約数の個数: 16

約数和(自身を含む): 14935560192

約数和(自身を除く): 2392586735

約数列:

[1, 7, 31, 107, 217, 749, 3317, 23219, 540203, 3781421, 16746293, 57801721, 117224051, 404612047, 1791853351, 12542973457]

約数ペア:

[(1, 12542973457), (7, 1791853351), (31, 404612047), (107, 117224051), (217, 57801721), (749, 16746293), (3317, 3781421), (23219, 540203)]