249550713

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 418176000

約数和(自身を除く): 168625287

約数列:

[1, 3, 9, 23, 27, 29, 31, 69, 81, 87, 93, 149, 207, 261, 279, 447, 621, 667, 713, 783, 837, 899, 1341, 1863, 2001, 2139, 2349, 2511, 2697, 3427, 4023, 4321, 4619, 6003, 6417, 8091, 10281, 12069, 12963, 13857, 18009, 19251, 20677, 24273, 30843, 38889, 41571, 54027, 57753, 62031, 72819, 92529, 99383, 106237, 116667, 124713, 133951, 186093, 277587, 298149, 318711, 350001, 374139, 401853, 558279, 894447, 956133, 1205559, 1674837, 2683341, 2868399, 3080873, 3616677, 8050023, 8605197, 9242619, 10850031, 27727857, 83183571, 249550713]

約数ペア:

[(1, 249550713), (3, 83183571), (9, 27727857), (23, 10850031), (27, 9242619), (29, 8605197), (31, 8050023), (69, 3616677), (81, 3080873), (87, 2868399), (93, 2683341), (149, 1674837), (207, 1205559), (261, 956133), (279, 894447), (447, 558279), (621, 401853), (667, 374139), (713, 350001), (783, 318711), (837, 298149), (899, 277587), (1341, 186093), (1863, 133951), (2001, 124713), (2139, 116667), (2349, 106237), (2511, 99383), (2697, 92529), (3427, 72819), (4023, 62031), (4321, 57753), (4619, 54027), (6003, 41571), (6417, 38889), (8091, 30843), (10281, 24273), (12069, 20677), (12963, 19251), (13857, 18009)]