203121492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^2\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 549428544

約数和(自身を除く): 346307052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 257, 291, 388, 514, 582, 679, 771, 1028, 1164, 1358, 1542, 1799, 2037, 2716, 3084, 3598, 4074, 5397, 7196, 8148, 9409, 10794, 18818, 21588, 24929, 28227, 37636, 49858, 56454, 65863, 74787, 99716, 112908, 131726, 149574, 174503, 197589, 263452, 299148, 349006, 395178, 523509, 698012, 790356, 1047018, 2094036, 2418113, 4836226, 7254339, 9672452, 14508678, 16926791, 29017356, 33853582, 50780373, 67707164, 101560746, 203121492]

約数ペア:

[(1, 203121492), (2, 101560746), (3, 67707164), (4, 50780373), (6, 33853582), (7, 29017356), (12, 16926791), (14, 14508678), (21, 9672452), (28, 7254339), (42, 4836226), (84, 2418113), (97, 2094036), (194, 1047018), (257, 790356), (291, 698012), (388, 523509), (514, 395178), (582, 349006), (679, 299148), (771, 263452), (1028, 197589), (1164, 174503), (1358, 149574), (1542, 131726), (1799, 112908), (2037, 99716), (2716, 74787), (3084, 65863), (3598, 56454), (4074, 49858), (5397, 37636), (7196, 28227), (8148, 24929), (9409, 21588), (10794, 18818)]