2438781

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 3385344

約数和(自身を除く): 946563

約数列:

[1, 3, 37, 111, 127, 173, 381, 519, 4699, 6401, 14097, 19203, 21971, 65913, 812927, 2438781]

約数ペア:

[(1, 2438781), (3, 812927), (37, 65913), (111, 21971), (127, 19203), (173, 14097), (381, 6401), (519, 4699)]