1276221410

素因数分解:

$2^1\times 5^1\times {\mathrm{4643}}^1\times {\mathrm{27487}}^1$

素因数の和:32137

約数の個数: 16

約数和(自身を含む): 2297776896

約数和(自身を除く): 1021555486

約数列:

[1, 2, 5, 10, 4643, 9286, 23215, 27487, 46430, 54974, 137435, 274870, 127622141, 255244282, 638110705, 1276221410]

約数ペア:

[(1, 1276221410), (2, 638110705), (5, 255244282), (10, 127622141), (4643, 274870), (9286, 137435), (23215, 54974), (27487, 46430)]