1245260019

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{172021}}^1$

素因数の和:172170

約数の個数: 16

約数和(自身を含む): 1761505280

約数和(自身を除く): 516245261

約数列:

[1, 3, 19, 57, 127, 381, 2413, 7239, 172021, 516063, 3268399, 9805197, 21846667, 65540001, 415086673, 1245260019]

約数ペア:

[(1, 1245260019), (3, 415086673), (19, 65540001), (57, 21846667), (127, 9805197), (381, 3268399), (2413, 516063), (7239, 172021)]