28307994

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{32993}}^1$

素因数の和:33022

約数の個数: 32

約数和(自身を含む): 66515904

約数和(自身を除く): 38207910

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 32993, 65986, 98979, 197958, 362923, 428909, 725846, 857818, 1088769, 1286727, 2177538, 2573454, 4717999, 9435998, 14153997, 28307994]

約数ペア:

[(1, 28307994), (2, 14153997), (3, 9435998), (6, 4717999), (11, 2573454), (13, 2177538), (22, 1286727), (26, 1088769), (33, 857818), (39, 725846), (66, 428909), (78, 362923), (143, 197958), (286, 98979), (429, 65986), (858, 32993)]