205256866

素因数分解:

$2^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 309992760

約数和(自身を除く): 104735894

約数列:

[1, 2, 317, 421, 634, 769, 842, 1538, 133457, 243773, 266914, 323749, 487546, 647498, 102628433, 205256866]

約数ペア:

[(1, 205256866), (2, 102628433), (317, 647498), (421, 487546), (634, 323749), (769, 266914), (842, 243773), (1538, 133457)]