287788379

素因数分解:

${\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{907}}^1$

素因数の和:1154

約数の個数: 16

約数和(自身を含む): 302995968

約数和(自身を除く): 15207589

約数列:

[1, 43, 47, 157, 907, 2021, 6751, 7379, 39001, 42629, 142399, 317297, 1833047, 6123157, 6692753, 287788379]

約数ペア:

[(1, 287788379), (43, 6692753), (47, 6123157), (157, 1833047), (907, 317297), (2021, 142399), (6751, 42629), (7379, 39001)]