208020043

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2311}}^1$

素因数の和:2503

約数の個数: 24

約数和(自身を含む): 265676544

約数和(自身を除く): 57656501

約数列:

[1, 7, 11, 49, 77, 167, 539, 1169, 1837, 2311, 8183, 12859, 16177, 25421, 90013, 113239, 177947, 385937, 1245629, 2701559, 4245307, 18910913, 29717149, 208020043]

約数ペア:

[(1, 208020043), (7, 29717149), (11, 18910913), (49, 4245307), (77, 2701559), (167, 1245629), (539, 385937), (1169, 177947), (1837, 113239), (2311, 90013), (8183, 25421), (12859, 16177)]