280342606

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 452880000

約数和(自身を除く): 172537394

約数列:

[1, 2, 19, 38, 67, 134, 149, 298, 739, 1273, 1478, 2546, 2831, 5662, 9983, 14041, 19966, 28082, 49513, 99026, 110111, 189677, 220222, 379354, 940747, 1881494, 2092109, 4184218, 7377437, 14754874, 140171303, 280342606]

約数ペア:

[(1, 280342606), (2, 140171303), (19, 14754874), (38, 7377437), (67, 4184218), (134, 2092109), (149, 1881494), (298, 940747), (739, 379354), (1273, 220222), (1478, 189677), (2546, 110111), (2831, 99026), (5662, 49513), (9983, 28082), (14041, 19966)]