138865664

素因数分解:

$2^{10}\times 7^1\times {\mathrm{19373}}^1$

素因数の和:19400

約数の個数: 44

約数和(自身を含む): 317268624

約数和(自身を除く): 178402960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 19373, 38746, 77492, 135611, 154984, 271222, 309968, 542444, 619936, 1084888, 1239872, 2169776, 2479744, 4339552, 4959488, 8679104, 9918976, 17358208, 19837952, 34716416, 69432832, 138865664]

約数ペア:

[(1, 138865664), (2, 69432832), (4, 34716416), (7, 19837952), (8, 17358208), (14, 9918976), (16, 8679104), (28, 4959488), (32, 4339552), (56, 2479744), (64, 2169776), (112, 1239872), (128, 1084888), (224, 619936), (256, 542444), (448, 309968), (512, 271222), (896, 154984), (1024, 135611), (1792, 77492), (3584, 38746), (7168, 19373)]