28784952

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 93366000

約数和(自身を除く): 64581048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 41, 42, 49, 56, 63, 72, 82, 84, 98, 123, 126, 147, 164, 168, 196, 199, 246, 252, 287, 294, 328, 369, 392, 398, 441, 492, 504, 574, 588, 597, 738, 796, 861, 882, 984, 1148, 1176, 1194, 1393, 1476, 1592, 1722, 1764, 1791, 2009, 2296, 2388, 2583, 2786, 2952, 3444, 3528, 3582, 4018, 4179, 4776, 5166, 5572, 6027, 6888, 7164, 8036, 8159, 8358, 9751, 10332, 11144, 12054, 12537, 14328, 16072, 16318, 16716, 18081, 19502, 20664, 24108, 24477, 25074, 29253, 32636, 33432, 36162, 39004, 48216, 48954, 50148, 57113, 58506, 65272, 72324, 73431, 78008, 87759, 97908, 100296, 114226, 117012, 144648, 146862, 171339, 175518, 195816, 228452, 234024, 293724, 342678, 351036, 399791, 456904, 514017, 587448, 685356, 702072, 799582, 1028034, 1199373, 1370712, 1599164, 2056068, 2398746, 3198328, 3598119, 4112136, 4797492, 7196238, 9594984, 14392476, 28784952]

約数ペア:

[(1, 28784952), (2, 14392476), (3, 9594984), (4, 7196238), (6, 4797492), (7, 4112136), (8, 3598119), (9, 3198328), (12, 2398746), (14, 2056068), (18, 1599164), (21, 1370712), (24, 1199373), (28, 1028034), (36, 799582), (41, 702072), (42, 685356), (49, 587448), (56, 514017), (63, 456904), (72, 399791), (82, 351036), (84, 342678), (98, 293724), (123, 234024), (126, 228452), (147, 195816), (164, 175518), (168, 171339), (196, 146862), (199, 144648), (246, 117012), (252, 114226), (287, 100296), (294, 97908), (328, 87759), (369, 78008), (392, 73431), (398, 72324), (441, 65272), (492, 58506), (504, 57113), (574, 50148), (588, 48954), (597, 48216), (738, 39004), (796, 36162), (861, 33432), (882, 32636), (984, 29253), (1148, 25074), (1176, 24477), (1194, 24108), (1393, 20664), (1476, 19502), (1592, 18081), (1722, 16716), (1764, 16318), (1791, 16072), (2009, 14328), (2296, 12537), (2388, 12054), (2583, 11144), (2786, 10332), (2952, 9751), (3444, 8358), (3528, 8159), (3582, 8036), (4018, 7164), (4179, 6888), (4776, 6027), (5166, 5572)]