209777935

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{12329}}^1$

素因数の和:12458

約数の個数: 16

約数和(自身を含む): 261001440

約数和(自身を除く): 51223505

約数列:

[1, 5, 41, 83, 205, 415, 3403, 12329, 17015, 61645, 505489, 1023307, 2527445, 5116535, 41955587, 209777935]

約数ペア:

[(1, 209777935), (5, 41955587), (41, 5116535), (83, 2527445), (205, 1023307), (415, 505489), (3403, 61645), (12329, 17015)]