287777242

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2134

約数の個数: 32

約数和(自身を含む): 467457408

約数和(自身を除く): 179680166

約数列:

[1, 2, 23, 43, 46, 73, 86, 146, 989, 1679, 1978, 1993, 3139, 3358, 3986, 6278, 45839, 72197, 85699, 91678, 144394, 145489, 171398, 290978, 1971077, 3346247, 3942154, 6256027, 6692494, 12512054, 143888621, 287777242]

約数ペア:

[(1, 287777242), (2, 143888621), (23, 12512054), (43, 6692494), (46, 6256027), (73, 3942154), (86, 3346247), (146, 1971077), (989, 290978), (1679, 171398), (1978, 145489), (1993, 144394), (3139, 91678), (3358, 85699), (3986, 72197), (6278, 45839)]