28778616

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 83226000

約数和(自身を除く): 54447384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 109, 114, 152, 171, 193, 218, 228, 327, 342, 386, 436, 456, 579, 654, 684, 772, 872, 981, 1158, 1308, 1368, 1544, 1737, 1962, 2071, 2316, 2616, 3474, 3667, 3924, 4142, 4632, 6213, 6948, 7334, 7848, 8284, 11001, 12426, 13896, 14668, 16568, 18639, 21037, 22002, 24852, 29336, 33003, 37278, 42074, 44004, 49704, 63111, 66006, 74556, 84148, 88008, 126222, 132012, 149112, 168296, 189333, 252444, 264024, 378666, 399703, 504888, 757332, 799406, 1199109, 1514664, 1598812, 2398218, 3197624, 3597327, 4796436, 7194654, 9592872, 14389308, 28778616]

約数ペア:

[(1, 28778616), (2, 14389308), (3, 9592872), (4, 7194654), (6, 4796436), (8, 3597327), (9, 3197624), (12, 2398218), (18, 1598812), (19, 1514664), (24, 1199109), (36, 799406), (38, 757332), (57, 504888), (72, 399703), (76, 378666), (109, 264024), (114, 252444), (152, 189333), (171, 168296), (193, 149112), (218, 132012), (228, 126222), (327, 88008), (342, 84148), (386, 74556), (436, 66006), (456, 63111), (579, 49704), (654, 44004), (684, 42074), (772, 37278), (872, 33003), (981, 29336), (1158, 24852), (1308, 22002), (1368, 21037), (1544, 18639), (1737, 16568), (1962, 14668), (2071, 13896), (2316, 12426), (2616, 11001), (3474, 8284), (3667, 7848), (3924, 7334), (4142, 6948), (4632, 6213)]