28706454

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 96

約数和(自身を含む): 78249600

約数和(自身を除く): 49543146

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 63, 98, 114, 126, 133, 147, 171, 189, 266, 294, 342, 378, 399, 441, 513, 571, 798, 882, 931, 1026, 1142, 1197, 1323, 1713, 1862, 2394, 2646, 2793, 3426, 3591, 3997, 5139, 5586, 7182, 7994, 8379, 10278, 10849, 11991, 15417, 16758, 21698, 23982, 25137, 27979, 30834, 32547, 35973, 50274, 55958, 65094, 71946, 75943, 83937, 97641, 107919, 151886, 167874, 195282, 215838, 227829, 251811, 292923, 455658, 503622, 531601, 585846, 683487, 755433, 1063202, 1366974, 1510866, 1594803, 2050461, 3189606, 4100922, 4784409, 9568818, 14353227, 28706454]

約数ペア:

[(1, 28706454), (2, 14353227), (3, 9568818), (6, 4784409), (7, 4100922), (9, 3189606), (14, 2050461), (18, 1594803), (19, 1510866), (21, 1366974), (27, 1063202), (38, 755433), (42, 683487), (49, 585846), (54, 531601), (57, 503622), (63, 455658), (98, 292923), (114, 251811), (126, 227829), (133, 215838), (147, 195282), (171, 167874), (189, 151886), (266, 107919), (294, 97641), (342, 83937), (378, 75943), (399, 71946), (441, 65094), (513, 55958), (571, 50274), (798, 35973), (882, 32547), (931, 30834), (1026, 27979), (1142, 25137), (1197, 23982), (1323, 21698), (1713, 16758), (1862, 15417), (2394, 11991), (2646, 10849), (2793, 10278), (3426, 8379), (3591, 7994), (3997, 7182), (5139, 5586)]