28907424

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1$

素因数の和:1139

約数の個数: 144

約数和(自身を含む): 101267712

約数和(自身を除く): 72360288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1103, 1248, 1456, 1638, 1872, 2016, 2184, 2206, 2912, 3276, 3309, 3744, 4368, 4412, 6552, 6618, 7721, 8736, 8824, 9927, 13104, 13236, 14339, 15442, 17648, 19854, 23163, 26208, 26472, 28678, 30884, 35296, 39708, 43017, 46326, 52944, 57356, 61768, 69489, 79416, 86034, 92652, 100373, 105888, 114712, 123536, 129051, 138978, 158832, 172068, 185304, 200746, 229424, 247072, 258102, 277956, 301119, 317664, 344136, 370608, 401492, 458848, 516204, 555912, 602238, 688272, 741216, 802984, 903357, 1032408, 1111824, 1204476, 1376544, 1605968, 1806714, 2064816, 2223648, 2408952, 3211936, 3613428, 4129632, 4817904, 7226856, 9635808, 14453712, 28907424]

約数ペア:

[(1, 28907424), (2, 14453712), (3, 9635808), (4, 7226856), (6, 4817904), (7, 4129632), (8, 3613428), (9, 3211936), (12, 2408952), (13, 2223648), (14, 2064816), (16, 1806714), (18, 1605968), (21, 1376544), (24, 1204476), (26, 1111824), (28, 1032408), (32, 903357), (36, 802984), (39, 741216), (42, 688272), (48, 602238), (52, 555912), (56, 516204), (63, 458848), (72, 401492), (78, 370608), (84, 344136), (91, 317664), (96, 301119), (104, 277956), (112, 258102), (117, 247072), (126, 229424), (144, 200746), (156, 185304), (168, 172068), (182, 158832), (208, 138978), (224, 129051), (234, 123536), (252, 114712), (273, 105888), (288, 100373), (312, 92652), (336, 86034), (364, 79416), (416, 69489), (468, 61768), (504, 57356), (546, 52944), (624, 46326), (672, 43017), (728, 39708), (819, 35296), (936, 30884), (1008, 28678), (1092, 26472), (1103, 26208), (1248, 23163), (1456, 19854), (1638, 17648), (1872, 15442), (2016, 14339), (2184, 13236), (2206, 13104), (2912, 9927), (3276, 8824), (3309, 8736), (3744, 7721), (4368, 6618), (4412, 6552)]