289492042

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{390151}}^1$

素因数の和:390213

約数の個数: 16

約数和(自身を含む): 505636992

約数和(自身を除く): 216144950

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 390151, 780302, 2731057, 5462114, 20678003, 41356006, 144746021, 289492042]

約数ペア:

[(1, 289492042), (2, 144746021), (7, 41356006), (14, 20678003), (53, 5462114), (106, 2731057), (371, 780302), (742, 390151)]