208759969

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{40123}}^1$

素因数の和:40188

約数の個数: 12

約数和(自身を含む): 234805648

約数和(自身を除く): 26045679

約数列:

[1, 11, 43, 121, 473, 5203, 40123, 441353, 1725289, 4854883, 18978179, 208759969]

約数ペア:

[(1, 208759969), (11, 18978179), (43, 4854883), (121, 1725289), (473, 441353), (5203, 40123)]