201789215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{5297}}^1$

素因数の和:5722

約数の個数: 16

約数和(自身を含む): 255575520

約数和(自身を除く): 53786305

約数列:

[1, 5, 19, 95, 401, 2005, 5297, 7619, 26485, 38095, 100643, 503215, 2124097, 10620485, 40357843, 201789215]

約数ペア:

[(1, 201789215), (5, 40357843), (19, 10620485), (95, 2124097), (401, 503215), (2005, 100643), (5297, 38095), (7619, 26485)]