7721298

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 19595520

約数和(自身を除く): 11874222

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 647, 663, 702, 918, 1294, 1326, 1941, 1989, 3882, 3978, 5823, 5967, 8411, 10999, 11646, 11934, 16822, 17469, 21998, 25233, 32997, 34938, 50466, 65994, 75699, 98991, 142987, 151398, 197982, 227097, 285974, 296973, 428961, 454194, 593946, 857922, 1286883, 2573766, 3860649, 7721298]

約数ペア:

[(1, 7721298), (2, 3860649), (3, 2573766), (6, 1286883), (9, 857922), (13, 593946), (17, 454194), (18, 428961), (26, 296973), (27, 285974), (34, 227097), (39, 197982), (51, 151398), (54, 142987), (78, 98991), (102, 75699), (117, 65994), (153, 50466), (221, 34938), (234, 32997), (306, 25233), (351, 21998), (442, 17469), (459, 16822), (647, 11934), (663, 11646), (702, 10999), (918, 8411), (1294, 5967), (1326, 5823), (1941, 3978), (1989, 3882)]