199095489

素因数分解:

$3^5\times {\mathrm{197}}^1\times {\mathrm{4159}}^1$

素因数の和:4371

約数の個数: 24

約数和(自身を含む): 299819520

約数和(自身を除く): 100724031

約数列:

[1, 3, 9, 27, 81, 197, 243, 591, 1773, 4159, 5319, 12477, 15957, 37431, 47871, 112293, 336879, 819323, 1010637, 2457969, 7373907, 22121721, 66365163, 199095489]

約数ペア:

[(1, 199095489), (3, 66365163), (9, 22121721), (27, 7373907), (81, 2457969), (197, 1010637), (243, 819323), (591, 336879), (1773, 112293), (4159, 47871), (5319, 37431), (12477, 15957)]