208840204

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{349}}^1\times {\mathrm{709}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 368774000

約数和(自身を除く): 159933796

約数列:

[1, 2, 4, 211, 349, 422, 698, 709, 844, 1396, 1418, 2836, 73639, 147278, 149599, 247441, 294556, 299198, 494882, 598396, 989764, 52210051, 104420102, 208840204]

約数ペア:

[(1, 208840204), (2, 104420102), (4, 52210051), (211, 989764), (349, 598396), (422, 494882), (698, 299198), (709, 294556), (844, 247441), (1396, 149599), (1418, 147278), (2836, 73639)]