13218877

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{2267}}^1$

素因数の和:2305

約数の個数: 16

約数和(自身を含む): 16329600

約数和(自身を除く): 3110723

約数列:

[1, 7, 17, 49, 119, 343, 833, 2267, 5831, 15869, 38539, 111083, 269773, 777581, 1888411, 13218877]

約数ペア:

[(1, 13218877), (7, 1888411), (17, 777581), (49, 269773), (119, 111083), (343, 38539), (833, 15869), (2267, 5831)]