291286284

素因数分解:

$2^2\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{12143}}^1$

素因数の和:14149

約数の個数: 24

約数和(自身を含む): 680064000

約数和(自身を除く): 388777716

約数列:

[1, 2, 3, 4, 6, 12, 1999, 3998, 5997, 7996, 11994, 12143, 23988, 24286, 36429, 48572, 72858, 145716, 24273857, 48547714, 72821571, 97095428, 145643142, 291286284]

約数ペア:

[(1, 291286284), (2, 145643142), (3, 97095428), (4, 72821571), (6, 48547714), (12, 24273857), (1999, 145716), (3998, 72858), (5997, 48572), (7996, 36429), (11994, 24286), (12143, 23988)]