212907968

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:434

約数の個数: 112

約数和(自身を含む): 525719040

約数和(自身を除く): 312811072

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 139, 182, 208, 224, 263, 278, 364, 416, 448, 526, 556, 728, 832, 973, 1052, 1112, 1456, 1807, 1841, 1946, 2104, 2224, 2912, 3419, 3614, 3682, 3892, 4208, 4448, 5824, 6838, 7228, 7364, 7784, 8416, 8896, 12649, 13676, 14456, 14728, 15568, 16832, 23933, 25298, 27352, 28912, 29456, 31136, 36557, 47866, 50596, 54704, 57824, 58912, 62272, 73114, 95732, 101192, 109408, 115648, 117824, 146228, 191464, 202384, 218816, 255899, 292456, 382928, 404768, 475241, 511798, 584912, 765856, 809536, 950482, 1023596, 1169824, 1531712, 1900964, 2047192, 2339648, 3326687, 3801928, 4094384, 6653374, 7603856, 8188768, 13306748, 15207712, 16377536, 26613496, 30415424, 53226992, 106453984, 212907968]

約数ペア:

[(1, 212907968), (2, 106453984), (4, 53226992), (7, 30415424), (8, 26613496), (13, 16377536), (14, 15207712), (16, 13306748), (26, 8188768), (28, 7603856), (32, 6653374), (52, 4094384), (56, 3801928), (64, 3326687), (91, 2339648), (104, 2047192), (112, 1900964), (139, 1531712), (182, 1169824), (208, 1023596), (224, 950482), (263, 809536), (278, 765856), (364, 584912), (416, 511798), (448, 475241), (526, 404768), (556, 382928), (728, 292456), (832, 255899), (973, 218816), (1052, 202384), (1112, 191464), (1456, 146228), (1807, 117824), (1841, 115648), (1946, 109408), (2104, 101192), (2224, 95732), (2912, 73114), (3419, 62272), (3614, 58912), (3682, 57824), (3892, 54704), (4208, 50596), (4448, 47866), (5824, 36557), (6838, 31136), (7228, 29456), (7364, 28912), (7784, 27352), (8416, 25298), (8896, 23933), (12649, 16832), (13676, 15568), (14456, 14728)]