209399035

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1\times {\mathrm{1103}}^1$

素因数の和:2034

約数の個数: 16

約数和(自身を含む): 257647104

約数和(自身を除く): 48248069

約数列:

[1, 5, 43, 215, 883, 1103, 4415, 5515, 37969, 47429, 189845, 237145, 973949, 4869745, 41879807, 209399035]

約数ペア:

[(1, 209399035), (5, 41879807), (43, 4869745), (215, 973949), (883, 237145), (1103, 189845), (4415, 47429), (5515, 37969)]