51057069

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20431}}^1$

素因数の和:20465

約数の個数: 24

約数和(自身を含む): 83852928

約数和(自身を除く): 32795859

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 20431, 61293, 143017, 347327, 429051, 1001119, 1041981, 2431289, 3003357, 7293867, 17019023, 51057069]

約数ペア:

[(1, 51057069), (3, 17019023), (7, 7293867), (17, 3003357), (21, 2431289), (49, 1041981), (51, 1001119), (119, 429051), (147, 347327), (357, 143017), (833, 61293), (2499, 20431)]