208487838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2672921}}^1$

素因数の和:2672939

約数の個数: 16

約数和(自身を含む): 449050896

約数和(自身を除く): 240563058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2672921, 5345842, 8018763, 16037526, 34747973, 69495946, 104243919, 208487838]

約数ペア:

[(1, 208487838), (2, 104243919), (3, 69495946), (6, 34747973), (13, 16037526), (26, 8018763), (39, 5345842), (78, 2672921)]