1642473728

素因数分解:

$2^8\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1031}}^1$

素因数の和:1188

約数の個数: 108

約数和(自身を含む): 3847560192

約数和(自身を除く): 2205086464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 127, 128, 196, 224, 254, 256, 392, 448, 508, 784, 889, 896, 1016, 1031, 1568, 1778, 1792, 2032, 2062, 3136, 3556, 4064, 4124, 6223, 6272, 7112, 7217, 8128, 8248, 12446, 12544, 14224, 14434, 16256, 16496, 24892, 28448, 28868, 32512, 32992, 49784, 50519, 56896, 57736, 65984, 99568, 101038, 113792, 115472, 130937, 131968, 199136, 202076, 227584, 230944, 261874, 263936, 398272, 404152, 461888, 523748, 796544, 808304, 916559, 923776, 1047496, 1593088, 1616608, 1833118, 1847552, 2094992, 3233216, 3666236, 4189984, 6415913, 6466432, 7332472, 8379968, 12831826, 12932864, 14664944, 16759936, 25663652, 29329888, 33519872, 51327304, 58659776, 102654608, 117319552, 205309216, 234639104, 410618432, 821236864, 1642473728]

約数ペア:

[(1, 1642473728), (2, 821236864), (4, 410618432), (7, 234639104), (8, 205309216), (14, 117319552), (16, 102654608), (28, 58659776), (32, 51327304), (49, 33519872), (56, 29329888), (64, 25663652), (98, 16759936), (112, 14664944), (127, 12932864), (128, 12831826), (196, 8379968), (224, 7332472), (254, 6466432), (256, 6415913), (392, 4189984), (448, 3666236), (508, 3233216), (784, 2094992), (889, 1847552), (896, 1833118), (1016, 1616608), (1031, 1593088), (1568, 1047496), (1778, 923776), (1792, 916559), (2032, 808304), (2062, 796544), (3136, 523748), (3556, 461888), (4064, 404152), (4124, 398272), (6223, 263936), (6272, 261874), (7112, 230944), (7217, 227584), (8128, 202076), (8248, 199136), (12446, 131968), (12544, 130937), (14224, 115472), (14434, 113792), (16256, 101038), (16496, 99568), (24892, 65984), (28448, 57736), (28868, 56896), (32512, 50519), (32992, 49784)]