211821568

素因数分解:

$2^{10}\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1019}}^1$

素因数の和:1075

約数の個数: 88

約数和(自身を含む): 501105600

約数和(自身を除く): 289284032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 512, 812, 896, 928, 1019, 1024, 1624, 1792, 1856, 2038, 3248, 3584, 3712, 4076, 6496, 7133, 7168, 7424, 8152, 12992, 14266, 14848, 16304, 25984, 28532, 29551, 29696, 32608, 51968, 57064, 59102, 65216, 103936, 114128, 118204, 130432, 206857, 207872, 228256, 236408, 260864, 413714, 456512, 472816, 521728, 827428, 913024, 945632, 1043456, 1654856, 1826048, 1891264, 3309712, 3652096, 3782528, 6619424, 7304192, 7565056, 13238848, 15130112, 26477696, 30260224, 52955392, 105910784, 211821568]

約数ペア:

[(1, 211821568), (2, 105910784), (4, 52955392), (7, 30260224), (8, 26477696), (14, 15130112), (16, 13238848), (28, 7565056), (29, 7304192), (32, 6619424), (56, 3782528), (58, 3652096), (64, 3309712), (112, 1891264), (116, 1826048), (128, 1654856), (203, 1043456), (224, 945632), (232, 913024), (256, 827428), (406, 521728), (448, 472816), (464, 456512), (512, 413714), (812, 260864), (896, 236408), (928, 228256), (1019, 207872), (1024, 206857), (1624, 130432), (1792, 118204), (1856, 114128), (2038, 103936), (3248, 65216), (3584, 59102), (3712, 57064), (4076, 51968), (6496, 32608), (7133, 29696), (7168, 29551), (7424, 28532), (8152, 25984), (12992, 16304), (14266, 14848)]