257461919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43913}}^1$

素因数の和:43978

約数の個数: 16

約数和(自身を含む): 309857184

約数和(自身を除く): 52395265

約数列:

[1, 11, 13, 41, 143, 451, 533, 5863, 43913, 483043, 570869, 1800433, 6279559, 19804763, 23405629, 257461919]

約数ペア:

[(1, 257461919), (11, 23405629), (13, 19804763), (41, 6279559), (143, 1800433), (451, 570869), (533, 483043), (5863, 43913)]