2806309

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 3326400

約数和(自身を除く): 520091

約数列:

[1, 11, 17, 43, 187, 349, 473, 731, 3839, 5933, 8041, 15007, 65263, 165077, 255119, 2806309]

約数ペア:

[(1, 2806309), (11, 255119), (17, 165077), (43, 65263), (187, 15007), (349, 8041), (473, 5933), (731, 3839)]