206568313

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{3137}}^1$

素因数の和:3576

約数の個数: 16

約数和(自身を含む): 247023360

約数和(自身を除く): 40455047

約数列:

[1, 7, 23, 161, 409, 2863, 3137, 9407, 21959, 65849, 72151, 505057, 1283033, 8981231, 29509759, 206568313]

約数ペア:

[(1, 206568313), (7, 29509759), (23, 8981231), (161, 1283033), (409, 505057), (2863, 72151), (3137, 65849), (9407, 21959)]