389619769

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{15287}}^1$

素因数の和:15636

約数の個数: 16

約数和(自身を含む): 487259136

約数和(自身を除く): 97639367

約数列:

[1, 7, 11, 77, 331, 2317, 3641, 15287, 25487, 107009, 168157, 1177099, 5059997, 35419979, 55659967, 389619769]

約数ペア:

[(1, 389619769), (7, 55659967), (11, 35419979), (77, 5059997), (331, 1177099), (2317, 168157), (3641, 107009), (15287, 25487)]