214977995

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{4133}}^1$

素因数の和:4342

約数の個数: 16

約数和(自身を含む): 263120832

約数和(自身を除く): 48142837

約数列:

[1, 5, 101, 103, 505, 515, 4133, 10403, 20665, 52015, 417433, 425699, 2087165, 2128495, 42995599, 214977995]

約数ペア:

[(1, 214977995), (5, 42995599), (101, 2128495), (103, 2087165), (505, 425699), (515, 417433), (4133, 52015), (10403, 20665)]