28907648

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 73256400

約数和(自身を除く): 44348752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 176, 196, 224, 308, 352, 392, 419, 448, 539, 616, 704, 784, 838, 896, 1078, 1232, 1408, 1568, 1676, 2156, 2464, 2933, 3136, 3352, 4312, 4609, 4928, 5866, 6272, 6704, 8624, 9218, 9856, 11732, 13408, 17248, 18436, 20531, 23464, 26816, 32263, 34496, 36872, 41062, 46928, 53632, 64526, 68992, 73744, 82124, 93856, 129052, 147488, 164248, 187712, 225841, 258104, 294976, 328496, 375424, 451682, 516208, 589952, 656992, 903364, 1032416, 1313984, 1806728, 2064832, 2627968, 3613456, 4129664, 7226912, 14453824, 28907648]

約数ペア:

[(1, 28907648), (2, 14453824), (4, 7226912), (7, 4129664), (8, 3613456), (11, 2627968), (14, 2064832), (16, 1806728), (22, 1313984), (28, 1032416), (32, 903364), (44, 656992), (49, 589952), (56, 516208), (64, 451682), (77, 375424), (88, 328496), (98, 294976), (112, 258104), (128, 225841), (154, 187712), (176, 164248), (196, 147488), (224, 129052), (308, 93856), (352, 82124), (392, 73744), (419, 68992), (448, 64526), (539, 53632), (616, 46928), (704, 41062), (784, 36872), (838, 34496), (896, 32263), (1078, 26816), (1232, 23464), (1408, 20531), (1568, 18436), (1676, 17248), (2156, 13408), (2464, 11732), (2933, 9856), (3136, 9218), (3352, 8624), (4312, 6704), (4609, 6272), (4928, 5866)]