2005389505

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{252409}}^1$

素因数の和:252648

約数の個数: 16

約数和(自身を含む): 2762375040

約数和(自身を除く): 756985535

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 7945, 252409, 1262045, 1766863, 8834315, 57296843, 286484215, 401077901, 2005389505]

約数ペア:

[(1, 2005389505), (5, 401077901), (7, 286484215), (35, 57296843), (227, 8834315), (1135, 1766863), (1589, 1262045), (7945, 252409)]