28818384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 85708800

約数和(自身を除く): 56890416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 199, 336, 398, 431, 597, 796, 862, 1194, 1293, 1393, 1592, 1724, 2388, 2586, 2786, 3017, 3184, 3448, 4179, 4776, 5172, 5572, 6034, 6896, 8358, 9051, 9552, 10344, 11144, 12068, 16716, 18102, 20688, 22288, 24136, 33432, 36204, 48272, 66864, 72408, 85769, 144816, 171538, 257307, 343076, 514614, 600383, 686152, 1029228, 1200766, 1372304, 1801149, 2058456, 2401532, 3602298, 4116912, 4803064, 7204596, 9606128, 14409192, 28818384]

約数ペア:

[(1, 28818384), (2, 14409192), (3, 9606128), (4, 7204596), (6, 4803064), (7, 4116912), (8, 3602298), (12, 2401532), (14, 2058456), (16, 1801149), (21, 1372304), (24, 1200766), (28, 1029228), (42, 686152), (48, 600383), (56, 514614), (84, 343076), (112, 257307), (168, 171538), (199, 144816), (336, 85769), (398, 72408), (431, 66864), (597, 48272), (796, 36204), (862, 33432), (1194, 24136), (1293, 22288), (1393, 20688), (1592, 18102), (1724, 16716), (2388, 12068), (2586, 11144), (2786, 10344), (3017, 9552), (3184, 9051), (3448, 8358), (4179, 6896), (4776, 6034), (5172, 5572)]