28009296

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:809

約数の個数: 120

約数和(自身を含む): 92129024

約数和(自身を除く): 64119728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 37, 42, 48, 56, 63, 72, 74, 84, 111, 112, 126, 144, 148, 168, 222, 252, 259, 296, 333, 336, 444, 504, 518, 592, 666, 751, 777, 888, 1008, 1036, 1332, 1502, 1554, 1776, 2072, 2253, 2331, 2664, 3004, 3108, 4144, 4506, 4662, 5257, 5328, 6008, 6216, 6759, 9012, 9324, 10514, 12016, 12432, 13518, 15771, 18024, 18648, 21028, 27036, 27787, 31542, 36048, 37296, 42056, 47313, 54072, 55574, 63084, 83361, 84112, 94626, 108144, 111148, 126168, 166722, 189252, 194509, 222296, 250083, 252336, 333444, 378504, 389018, 444592, 500166, 583527, 666888, 757008, 778036, 1000332, 1167054, 1333776, 1556072, 1750581, 2000664, 2334108, 3112144, 3501162, 4001328, 4668216, 7002324, 9336432, 14004648, 28009296]

約数ペア:

[(1, 28009296), (2, 14004648), (3, 9336432), (4, 7002324), (6, 4668216), (7, 4001328), (8, 3501162), (9, 3112144), (12, 2334108), (14, 2000664), (16, 1750581), (18, 1556072), (21, 1333776), (24, 1167054), (28, 1000332), (36, 778036), (37, 757008), (42, 666888), (48, 583527), (56, 500166), (63, 444592), (72, 389018), (74, 378504), (84, 333444), (111, 252336), (112, 250083), (126, 222296), (144, 194509), (148, 189252), (168, 166722), (222, 126168), (252, 111148), (259, 108144), (296, 94626), (333, 84112), (336, 83361), (444, 63084), (504, 55574), (518, 54072), (592, 47313), (666, 42056), (751, 37296), (777, 36048), (888, 31542), (1008, 27787), (1036, 27036), (1332, 21028), (1502, 18648), (1554, 18024), (1776, 15771), (2072, 13518), (2253, 12432), (2331, 12016), (2664, 10514), (3004, 9324), (3108, 9012), (4144, 6759), (4506, 6216), (4662, 6008), (5257, 5328)]