28738304

素因数分解:

$2^8\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 108

約数和(自身を含む): 69904800

約数和(自身を除く): 41166496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 64, 79, 98, 112, 116, 128, 158, 196, 203, 224, 232, 256, 316, 392, 406, 448, 464, 553, 632, 784, 812, 896, 928, 1106, 1264, 1421, 1568, 1624, 1792, 1856, 2212, 2291, 2528, 2842, 3136, 3248, 3712, 3871, 4424, 4582, 5056, 5684, 6272, 6496, 7424, 7742, 8848, 9164, 10112, 11368, 12544, 12992, 15484, 16037, 17696, 18328, 20224, 22736, 25984, 30968, 32074, 35392, 36656, 45472, 51968, 61936, 64148, 70784, 73312, 90944, 112259, 123872, 128296, 141568, 146624, 181888, 224518, 247744, 256592, 293248, 363776, 449036, 495488, 513184, 586496, 898072, 990976, 1026368, 1796144, 2052736, 3592288, 4105472, 7184576, 14369152, 28738304]

約数ペア:

[(1, 28738304), (2, 14369152), (4, 7184576), (7, 4105472), (8, 3592288), (14, 2052736), (16, 1796144), (28, 1026368), (29, 990976), (32, 898072), (49, 586496), (56, 513184), (58, 495488), (64, 449036), (79, 363776), (98, 293248), (112, 256592), (116, 247744), (128, 224518), (158, 181888), (196, 146624), (203, 141568), (224, 128296), (232, 123872), (256, 112259), (316, 90944), (392, 73312), (406, 70784), (448, 64148), (464, 61936), (553, 51968), (632, 45472), (784, 36656), (812, 35392), (896, 32074), (928, 30968), (1106, 25984), (1264, 22736), (1421, 20224), (1568, 18328), (1624, 17696), (1792, 16037), (1856, 15484), (2212, 12992), (2291, 12544), (2528, 11368), (2842, 10112), (3136, 9164), (3248, 8848), (3712, 7742), (3871, 7424), (4424, 6496), (4582, 6272), (5056, 5684)]