53117428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1999}}^1$

素因数の和:2096

約数の個数: 48

約数和(自身を含む): 116032000

約数和(自身を除く): 62914572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 1999, 2044, 3796, 3998, 6643, 7996, 13286, 13993, 25987, 26572, 27986, 51974, 55972, 103948, 145927, 181909, 291854, 363818, 583708, 727636, 1021489, 1897051, 2042978, 3794102, 4085956, 7588204, 13279357, 26558714, 53117428]

約数ペア:

[(1, 53117428), (2, 26558714), (4, 13279357), (7, 7588204), (13, 4085956), (14, 3794102), (26, 2042978), (28, 1897051), (52, 1021489), (73, 727636), (91, 583708), (146, 363818), (182, 291854), (292, 181909), (364, 145927), (511, 103948), (949, 55972), (1022, 51974), (1898, 27986), (1999, 26572), (2044, 25987), (3796, 13993), (3998, 13286), (6643, 7996)]