857087136

素因数分解:

$2^5\times 3^3\times {\mathrm{991999}}^1$

素因数の和:992018

約数の個数: 48

約数和(自身を含む): 2499840000

約数和(自身を除く): 1642752864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 991999, 1983998, 2975997, 3967996, 5951994, 7935992, 8927991, 11903988, 15871984, 17855982, 23807976, 26783973, 31743968, 35711964, 47615952, 53567946, 71423928, 95231904, 107135892, 142847856, 214271784, 285695712, 428543568, 857087136]

約数ペア:

[(1, 857087136), (2, 428543568), (3, 285695712), (4, 214271784), (6, 142847856), (8, 107135892), (9, 95231904), (12, 71423928), (16, 53567946), (18, 47615952), (24, 35711964), (27, 31743968), (32, 26783973), (36, 23807976), (48, 17855982), (54, 15871984), (72, 11903988), (96, 8927991), (108, 7935992), (144, 5951994), (216, 3967996), (288, 2975997), (432, 1983998), (864, 991999)]