51253906

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 90780480

約数和(自身を除く): 39526574

約数列:

[1, 2, 11, 19, 22, 38, 71, 121, 142, 157, 209, 242, 314, 418, 781, 1349, 1562, 1727, 2299, 2698, 2983, 3454, 4598, 5966, 8591, 11147, 14839, 17182, 18997, 22294, 29678, 32813, 37994, 65626, 122617, 163229, 211793, 245234, 326458, 360943, 423586, 721886, 1348787, 2329723, 2697574, 4659446, 25626953, 51253906]

約数ペア:

[(1, 51253906), (2, 25626953), (11, 4659446), (19, 2697574), (22, 2329723), (38, 1348787), (71, 721886), (121, 423586), (142, 360943), (157, 326458), (209, 245234), (242, 211793), (314, 163229), (418, 122617), (781, 65626), (1349, 37994), (1562, 32813), (1727, 29678), (2299, 22294), (2698, 18997), (2983, 17182), (3454, 14839), (4598, 11147), (5966, 8591)]