27727857

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 44928000

約数和(自身を除く): 17200143

約数列:

[1, 3, 9, 23, 29, 31, 69, 87, 93, 149, 207, 261, 279, 447, 667, 713, 899, 1341, 2001, 2139, 2697, 3427, 4321, 4619, 6003, 6417, 8091, 10281, 12963, 13857, 20677, 30843, 38889, 41571, 62031, 99383, 106237, 133951, 186093, 298149, 318711, 401853, 894447, 956133, 1205559, 3080873, 9242619, 27727857]

約数ペア:

[(1, 27727857), (3, 9242619), (9, 3080873), (23, 1205559), (29, 956133), (31, 894447), (69, 401853), (87, 318711), (93, 298149), (149, 186093), (207, 133951), (261, 106237), (279, 99383), (447, 62031), (667, 41571), (713, 38889), (899, 30843), (1341, 20677), (2001, 13857), (2139, 12963), (2697, 10281), (3427, 8091), (4321, 6417), (4619, 6003)]