199808

素因数分解:

$2^7\times 7^1\times {\mathrm{223}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 456960

約数和(自身を除く): 257152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 223, 224, 446, 448, 892, 896, 1561, 1784, 3122, 3568, 6244, 7136, 12488, 14272, 24976, 28544, 49952, 99904, 199808]

約数ペア:

[(1, 199808), (2, 99904), (4, 49952), (7, 28544), (8, 24976), (14, 14272), (16, 12488), (28, 7136), (32, 6244), (56, 3568), (64, 3122), (112, 1784), (128, 1561), (223, 896), (224, 892), (446, 448)]