71454208

素因数分解:

$2^9\times 7^1\times {\mathrm{19937}}^1$

素因数の和:19962

約数の個数: 40

約数和(自身を含む): 163172592

約数和(自身を除く): 91718384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 19937, 39874, 79748, 139559, 159496, 279118, 318992, 558236, 637984, 1116472, 1275968, 2232944, 2551936, 4465888, 5103872, 8931776, 10207744, 17863552, 35727104, 71454208]

約数ペア:

[(1, 71454208), (2, 35727104), (4, 17863552), (7, 10207744), (8, 8931776), (14, 5103872), (16, 4465888), (28, 2551936), (32, 2232944), (56, 1275968), (64, 1116472), (112, 637984), (128, 558236), (224, 318992), (256, 279118), (448, 159496), (512, 139559), (896, 79748), (1792, 39874), (3584, 19937)]