208694528

素因数分解:

$2^8\times 7^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 108

約数和(自身を含む): 492129792

約数和(自身を除く): 283435264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 127, 128, 131, 196, 224, 254, 256, 262, 392, 448, 508, 524, 784, 889, 896, 917, 1016, 1048, 1568, 1778, 1792, 1834, 2032, 2096, 3136, 3556, 3668, 4064, 4192, 6223, 6272, 6419, 7112, 7336, 8128, 8384, 12446, 12544, 12838, 14224, 14672, 16256, 16637, 16768, 24892, 25676, 28448, 29344, 32512, 33274, 33536, 49784, 51352, 56896, 58688, 66548, 99568, 102704, 113792, 116459, 117376, 133096, 199136, 205408, 227584, 232918, 234752, 266192, 398272, 410816, 465836, 532384, 796544, 815213, 821632, 931672, 1064768, 1593088, 1630426, 1643264, 1863344, 2129536, 3260852, 3726688, 4259072, 6521704, 7453376, 13043408, 14906752, 26086816, 29813504, 52173632, 104347264, 208694528]

約数ペア:

[(1, 208694528), (2, 104347264), (4, 52173632), (7, 29813504), (8, 26086816), (14, 14906752), (16, 13043408), (28, 7453376), (32, 6521704), (49, 4259072), (56, 3726688), (64, 3260852), (98, 2129536), (112, 1863344), (127, 1643264), (128, 1630426), (131, 1593088), (196, 1064768), (224, 931672), (254, 821632), (256, 815213), (262, 796544), (392, 532384), (448, 465836), (508, 410816), (524, 398272), (784, 266192), (889, 234752), (896, 232918), (917, 227584), (1016, 205408), (1048, 199136), (1568, 133096), (1778, 117376), (1792, 116459), (1834, 113792), (2032, 102704), (2096, 99568), (3136, 66548), (3556, 58688), (3668, 56896), (4064, 51352), (4192, 49784), (6223, 33536), (6272, 33274), (6419, 32512), (7112, 29344), (7336, 28448), (8128, 25676), (8384, 24892), (12446, 16768), (12544, 16637), (12838, 16256), (14224, 14672)]