387655866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1656649}}^1$

素因数の和:1656670

約数の個数: 24

約数和(自身を含む): 904530900

約数和(自身を除く): 516875034

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1656649, 3313298, 4969947, 9939894, 14909841, 21536437, 29819682, 43072874, 64609311, 129218622, 193827933, 387655866]

約数ペア:

[(1, 387655866), (2, 193827933), (3, 129218622), (6, 64609311), (9, 43072874), (13, 29819682), (18, 21536437), (26, 14909841), (39, 9939894), (78, 4969947), (117, 3313298), (234, 1656649)]