2005069857

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{98129}}^1$

素因数の和:98285

約数の個数: 24

約数和(自身を含む): 3132309600

約数和(自身を除く): 1127239743

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 6811, 20433, 98129, 294387, 686903, 2060709, 4808321, 13639931, 14424963, 40919793, 95479517, 286438551, 668356619, 2005069857]

約数ペア:

[(1, 2005069857), (3, 668356619), (7, 286438551), (21, 95479517), (49, 40919793), (139, 14424963), (147, 13639931), (417, 4808321), (973, 2060709), (2919, 686903), (6811, 294387), (20433, 98129)]