28738668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{953}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 76930560

約数和(自身を除く): 48191892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 359, 718, 953, 1077, 1436, 1906, 2154, 2513, 2859, 3812, 4308, 5026, 5718, 6671, 7539, 10052, 11436, 13342, 15078, 20013, 26684, 30156, 40026, 80052, 342127, 684254, 1026381, 1368508, 2052762, 2394889, 4105524, 4789778, 7184667, 9579556, 14369334, 28738668]

約数ペア:

[(1, 28738668), (2, 14369334), (3, 9579556), (4, 7184667), (6, 4789778), (7, 4105524), (12, 2394889), (14, 2052762), (21, 1368508), (28, 1026381), (42, 684254), (84, 342127), (359, 80052), (718, 40026), (953, 30156), (1077, 26684), (1436, 20013), (1906, 15078), (2154, 13342), (2513, 11436), (2859, 10052), (3812, 7539), (4308, 6671), (5026, 5718)]