40280838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{516421}}^1$

素因数の和:516439

約数の個数: 16

約数和(自身を含む): 86758896

約数和(自身を除く): 46478058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 516421, 1032842, 1549263, 3098526, 6713473, 13426946, 20140419, 40280838]

約数ペア:

[(1, 40280838), (2, 20140419), (3, 13426946), (6, 6713473), (13, 3098526), (26, 1549263), (39, 1032842), (78, 516421)]