12879279

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2297}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 21509280

約数和(自身を除く): 8630001

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2297, 5607, 6891, 16079, 20673, 48237, 144711, 204433, 613299, 1431031, 1839897, 4293093, 12879279]

約数ペア:

[(1, 12879279), (3, 4293093), (7, 1839897), (9, 1431031), (21, 613299), (63, 204433), (89, 144711), (267, 48237), (623, 20673), (801, 16079), (1869, 6891), (2297, 5607)]