28706944

素因数分解:

$2^7\times 7^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 69768000

約数和(自身を除く): 41061056

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 161, 184, 196, 199, 224, 322, 368, 392, 398, 448, 644, 736, 784, 796, 896, 1127, 1288, 1393, 1472, 1568, 1592, 2254, 2576, 2786, 2944, 3136, 3184, 4508, 4577, 5152, 5572, 6272, 6368, 9016, 9154, 9751, 10304, 11144, 12736, 18032, 18308, 19502, 20608, 22288, 25472, 32039, 36064, 36616, 39004, 44576, 64078, 72128, 73232, 78008, 89152, 128156, 144256, 146464, 156016, 178304, 224273, 256312, 292928, 312032, 448546, 512624, 585856, 624064, 897092, 1025248, 1248128, 1794184, 2050496, 3588368, 4100992, 7176736, 14353472, 28706944]

約数ペア:

[(1, 28706944), (2, 14353472), (4, 7176736), (7, 4100992), (8, 3588368), (14, 2050496), (16, 1794184), (23, 1248128), (28, 1025248), (32, 897092), (46, 624064), (49, 585856), (56, 512624), (64, 448546), (92, 312032), (98, 292928), (112, 256312), (128, 224273), (161, 178304), (184, 156016), (196, 146464), (199, 144256), (224, 128156), (322, 89152), (368, 78008), (392, 73232), (398, 72128), (448, 64078), (644, 44576), (736, 39004), (784, 36616), (796, 36064), (896, 32039), (1127, 25472), (1288, 22288), (1393, 20608), (1472, 19502), (1568, 18308), (1592, 18032), (2254, 12736), (2576, 11144), (2786, 10304), (2944, 9751), (3136, 9154), (3184, 9016), (4508, 6368), (4577, 6272), (5152, 5572)]