199609984

素因数分解:

$2^7\times 7^1\times {\mathrm{222779}}^1$

素因数の和:222800

約数の個数: 32

約数和(自身を含む): 454471200

約数和(自身を除く): 254861216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 222779, 445558, 891116, 1559453, 1782232, 3118906, 3564464, 6237812, 7128928, 12475624, 14257856, 24951248, 28515712, 49902496, 99804992, 199609984]

約数ペア:

[(1, 199609984), (2, 99804992), (4, 49902496), (7, 28515712), (8, 24951248), (14, 14257856), (16, 12475624), (28, 7128928), (32, 6237812), (56, 3564464), (64, 3118906), (112, 1782232), (128, 1559453), (224, 891116), (448, 445558), (896, 222779)]