1291213734

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{335729}}^1$

素因数の和:336375

約数の個数: 16

約数和(自身を含む): 2586463920

約数和(自身を除く): 1295250186

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 335729, 671458, 1007187, 2014374, 215202289, 430404578, 645606867, 1291213734]

約数ペア:

[(1, 1291213734), (2, 645606867), (3, 430404578), (6, 215202289), (641, 2014374), (1282, 1007187), (1923, 671458), (3846, 335729)]