28771596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 89456640

約数和(自身を除く): 60685044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 31, 36, 42, 58, 62, 63, 84, 87, 93, 116, 124, 126, 127, 174, 186, 203, 217, 252, 254, 261, 279, 348, 372, 381, 406, 434, 508, 522, 558, 609, 651, 762, 812, 868, 889, 899, 1044, 1116, 1143, 1218, 1302, 1524, 1778, 1798, 1827, 1953, 2286, 2436, 2604, 2667, 2697, 3556, 3596, 3654, 3683, 3906, 3937, 4572, 5334, 5394, 6293, 7308, 7366, 7812, 7874, 8001, 8091, 10668, 10788, 11049, 11811, 12586, 14732, 15748, 16002, 16182, 18879, 22098, 23622, 25172, 25781, 27559, 32004, 32364, 33147, 35433, 37758, 44196, 47244, 51562, 55118, 56637, 66294, 70866, 75516, 77343, 82677, 103124, 110236, 113274, 114173, 132588, 141732, 154686, 165354, 226548, 228346, 232029, 248031, 309372, 330708, 342519, 456692, 464058, 496062, 685038, 799211, 928116, 992124, 1027557, 1370076, 1598422, 2055114, 2397633, 3196844, 4110228, 4795266, 7192899, 9590532, 14385798, 28771596]

約数ペア:

[(1, 28771596), (2, 14385798), (3, 9590532), (4, 7192899), (6, 4795266), (7, 4110228), (9, 3196844), (12, 2397633), (14, 2055114), (18, 1598422), (21, 1370076), (28, 1027557), (29, 992124), (31, 928116), (36, 799211), (42, 685038), (58, 496062), (62, 464058), (63, 456692), (84, 342519), (87, 330708), (93, 309372), (116, 248031), (124, 232029), (126, 228346), (127, 226548), (174, 165354), (186, 154686), (203, 141732), (217, 132588), (252, 114173), (254, 113274), (261, 110236), (279, 103124), (348, 82677), (372, 77343), (381, 75516), (406, 70866), (434, 66294), (508, 56637), (522, 55118), (558, 51562), (609, 47244), (651, 44196), (762, 37758), (812, 35433), (868, 33147), (889, 32364), (899, 32004), (1044, 27559), (1116, 25781), (1143, 25172), (1218, 23622), (1302, 22098), (1524, 18879), (1778, 16182), (1798, 16002), (1827, 15748), (1953, 14732), (2286, 12586), (2436, 11811), (2604, 11049), (2667, 10788), (2697, 10668), (3556, 8091), (3596, 8001), (3654, 7874), (3683, 7812), (3906, 7366), (3937, 7308), (4572, 6293), (5334, 5394)]