280809319

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{4327}}^1$

素因数の和:4534

約数の個数: 16

約数和(自身を含む): 327958528

約数和(自身を除く): 47149209

約数列:

[1, 7, 73, 127, 511, 889, 4327, 9271, 30289, 64897, 315871, 549529, 2211097, 3846703, 40115617, 280809319]

約数ペア:

[(1, 280809319), (7, 40115617), (73, 3846703), (127, 2211097), (511, 549529), (889, 315871), (4327, 64897), (9271, 30289)]