12926805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 21876480

約数和(自身を除く): 8949675

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 421, 445, 1263, 1335, 2047, 2105, 6141, 6315, 9683, 10235, 29049, 30705, 37469, 48415, 112407, 145245, 187345, 562035, 861787, 2585361, 4308935, 12926805]

約数ペア:

[(1, 12926805), (3, 4308935), (5, 2585361), (15, 861787), (23, 562035), (69, 187345), (89, 145245), (115, 112407), (267, 48415), (345, 37469), (421, 30705), (445, 29049), (1263, 10235), (1335, 9683), (2047, 6315), (2105, 6141)]