197555456

素因数分解:

$2^8\times 7^2\times {\mathrm{15749}}^1$

素因数の和:15779

約数の個数: 54

約数和(自身を含む): 458750250

約数和(自身を除く): 261194794

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, 15749, 31498, 62996, 110243, 125992, 220486, 251984, 440972, 503968, 771701, 881944, 1007936, 1543402, 1763888, 2015872, 3086804, 3527776, 4031744, 6173608, 7055552, 12347216, 14111104, 24694432, 28222208, 49388864, 98777728, 197555456]

約数ペア:

[(1, 197555456), (2, 98777728), (4, 49388864), (7, 28222208), (8, 24694432), (14, 14111104), (16, 12347216), (28, 7055552), (32, 6173608), (49, 4031744), (56, 3527776), (64, 3086804), (98, 2015872), (112, 1763888), (128, 1543402), (196, 1007936), (224, 881944), (256, 771701), (392, 503968), (448, 440972), (784, 251984), (896, 220486), (1568, 125992), (1792, 110243), (3136, 62996), (6272, 31498), (12544, 15749)]