1313486578

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{126127}}^1$

素因数の和:126297

約数の個数: 16

約数和(自身を含む): 2034192384

約数和(自身を除く): 720705806

約数列:

[1, 2, 41, 82, 127, 254, 5207, 10414, 126127, 252254, 5171207, 10342414, 16018129, 32036258, 656743289, 1313486578]

約数ペア:

[(1, 1313486578), (2, 656743289), (41, 32036258), (82, 16018129), (127, 10342414), (254, 5171207), (5207, 252254), (10414, 126127)]