208791023

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1\times {\mathrm{839}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 242672640

約数和(自身を除く): 33881617

約数列:

[1, 7, 73, 487, 511, 839, 3409, 5873, 35551, 61247, 248857, 408593, 428729, 2860151, 29827289, 208791023]

約数ペア:

[(1, 208791023), (7, 29827289), (73, 2860151), (487, 428729), (511, 408593), (839, 248857), (3409, 61247), (5873, 35551)]