28150304

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1418

約数の個数: 72

約数和(自身を含む): 69478668

約数和(自身を除く): 41328364

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1381, 1456, 1568, 2548, 2762, 2912, 5096, 5524, 9667, 10192, 11048, 17953, 19334, 20384, 22096, 35906, 38668, 44192, 67669, 71812, 77336, 125671, 135338, 143624, 154672, 251342, 270676, 287248, 309344, 502684, 541352, 574496, 879697, 1005368, 1082704, 1759394, 2010736, 2165408, 3518788, 4021472, 7037576, 14075152, 28150304]

約数ペア:

[(1, 28150304), (2, 14075152), (4, 7037576), (7, 4021472), (8, 3518788), (13, 2165408), (14, 2010736), (16, 1759394), (26, 1082704), (28, 1005368), (32, 879697), (49, 574496), (52, 541352), (56, 502684), (91, 309344), (98, 287248), (104, 270676), (112, 251342), (182, 154672), (196, 143624), (208, 135338), (224, 125671), (364, 77336), (392, 71812), (416, 67669), (637, 44192), (728, 38668), (784, 35906), (1274, 22096), (1381, 20384), (1456, 19334), (1568, 17953), (2548, 11048), (2762, 10192), (2912, 9667), (5096, 5524)]