181097728

素因数分解:

$2^8\times 7^2\times {\mathrm{14437}}^1$

素因数の和:14467

約数の個数: 54

約数和(自身を含む): 420535626

約数和(自身を除く): 239437898

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 14437, 28874, 57748, 101059, 115496, 202118, 230992, 404236, 461984, 707413, 808472, 923968, 1414826, 1616944, 1847936, 2829652, 3233888, 3695872, 5659304, 6467776, 11318608, 12935552, 22637216, 25871104, 45274432, 90548864, 181097728]

約数ペア:

[(1, 181097728), (2, 90548864), (4, 45274432), (7, 25871104), (8, 22637216), (14, 12935552), (16, 11318608), (28, 6467776), (32, 5659304), (49, 3695872), (56, 3233888), (64, 2829652), (98, 1847936), (112, 1616944), (128, 1414826), (196, 923968), (224, 808472), (256, 707413), (392, 461984), (448, 404236), (784, 230992), (896, 202118), (1568, 115496), (1792, 101059), (3136, 57748), (6272, 28874), (12544, 14437)]