2549898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 6309576

約数和(自身を除く): 3759678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 641, 663, 1282, 1326, 1923, 1989, 3846, 3978, 5769, 8333, 10897, 11538, 16666, 21794, 24999, 32691, 49998, 65382, 74997, 98073, 141661, 149994, 196146, 283322, 424983, 849966, 1274949, 2549898]

約数ペア:

[(1, 2549898), (2, 1274949), (3, 849966), (6, 424983), (9, 283322), (13, 196146), (17, 149994), (18, 141661), (26, 98073), (34, 74997), (39, 65382), (51, 49998), (78, 32691), (102, 24999), (117, 21794), (153, 16666), (221, 11538), (234, 10897), (306, 8333), (442, 5769), (641, 3978), (663, 3846), (1282, 1989), (1326, 1923)]