68742681

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{283}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 107965440

約数和(自身を除く): 39222759

約数列:

[1, 3, 7, 21, 43, 129, 269, 283, 301, 807, 849, 903, 1883, 1981, 5649, 5943, 11567, 12169, 34701, 36507, 76127, 80969, 85183, 228381, 242907, 255549, 532889, 1598667, 3273461, 9820383, 22914227, 68742681]

約数ペア:

[(1, 68742681), (3, 22914227), (7, 9820383), (21, 3273461), (43, 1598667), (129, 532889), (269, 255549), (283, 242907), (301, 228381), (807, 85183), (849, 80969), (903, 76127), (1883, 36507), (1981, 34701), (5649, 12169), (5943, 11567)]