13426245189

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1991729}}^1$

素因数の和:1991849

約数の個数: 24

約数和(自身を含む): 22371111360

約数和(自身を除く): 8944866171

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 1991729, 5975187, 13942103, 17925561, 41826309, 125478927, 213115003, 639345009, 1491805021, 1918035027, 4475415063, 13426245189]

約数ペア:

[(1, 13426245189), (3, 4475415063), (7, 1918035027), (9, 1491805021), (21, 639345009), (63, 213115003), (107, 125478927), (321, 41826309), (749, 17925561), (963, 13942103), (2247, 5975187), (6741, 1991729)]