12542859

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2237}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 20947680

約数和(自身を除く): 8404821

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2237, 5607, 6711, 15659, 20133, 46977, 140931, 199093, 597279, 1393651, 1791837, 4180953, 12542859]

約数ペア:

[(1, 12542859), (3, 4180953), (7, 1791837), (9, 1393651), (21, 597279), (63, 199093), (89, 140931), (267, 46977), (623, 20133), (801, 15659), (1869, 6711), (2237, 5607)]