12920540505

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1\times {\mathrm{17387}}^1$

素因数の和:17965

約数の個数: 32

約数和(自身を含む): 20912338944

約数和(自身を除く): 7991798439

約数列:

[1, 3, 5, 15, 107, 321, 463, 535, 1389, 1605, 2315, 6945, 17387, 49541, 52161, 86935, 148623, 247705, 260805, 743115, 1860409, 5581227, 8050181, 9302045, 24150543, 27906135, 40250905, 120752715, 861369367, 2584108101, 4306846835, 12920540505]

約数ペア:

[(1, 12920540505), (3, 4306846835), (5, 2584108101), (15, 861369367), (107, 120752715), (321, 40250905), (463, 27906135), (535, 24150543), (1389, 9302045), (1605, 8050181), (2315, 5581227), (6945, 1860409), (17387, 743115), (49541, 260805), (52161, 247705), (86935, 148623)]