278968327

素因数分解:

${\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1\times {\mathrm{503}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 308109312

約数和(自身を除く): 29140985

約数列:

[1, 11, 127, 397, 503, 1397, 4367, 5533, 50419, 63881, 199691, 554609, 702691, 2196601, 25360757, 278968327]

約数ペア:

[(1, 278968327), (11, 25360757), (127, 2196601), (397, 702691), (503, 554609), (1397, 199691), (4367, 63881), (5533, 50419)]