205125744999

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{27988231}}^1$

素因数の和:27988590

約数の個数: 16

約数和(自身を含む): 313468198400

約数和(自身を除く): 108342453401

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 27988231, 83964693, 195917617, 587752851, 9767892619, 29303677857, 68375248333, 205125744999]

約数ペア:

[(1, 205125744999), (3, 68375248333), (7, 29303677857), (21, 9767892619), (349, 587752851), (1047, 195917617), (2443, 83964693), (7329, 27988231)]