256145838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3283921}}^1$

素因数の和:3283939

約数の個数: 16

約数和(自身を含む): 551698896

約数和(自身を除く): 295553058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3283921, 6567842, 9851763, 19703526, 42690973, 85381946, 128072919, 256145838]

約数ペア:

[(1, 256145838), (2, 128072919), (3, 85381946), (6, 42690973), (13, 19703526), (26, 9851763), (39, 6567842), (78, 3283921)]