38990907

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2131}}^1$

素因数の和:2263

約数の個数: 24

約数和(自身を含む): 59866560

約数和(自身を除く): 20875653

約数列:

[1, 3, 9, 19, 57, 107, 171, 321, 963, 2033, 2131, 6099, 6393, 18297, 19179, 40489, 121467, 228017, 364401, 684051, 2052153, 4332323, 12996969, 38990907]

約数ペア:

[(1, 38990907), (3, 12996969), (9, 4332323), (19, 2052153), (57, 684051), (107, 364401), (171, 228017), (321, 121467), (963, 40489), (2033, 19179), (2131, 18297), (6099, 6393)]