1987328

素因数分解:

$2^8\times 7^1\times {\mathrm{1109}}^1$

素因数の和:1132

約数の個数: 36

約数和(自身を含む): 4537680

約数和(自身を除く): 2550352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1109, 1792, 2218, 4436, 7763, 8872, 15526, 17744, 31052, 35488, 62104, 70976, 124208, 141952, 248416, 283904, 496832, 993664, 1987328]

約数ペア:

[(1, 1987328), (2, 993664), (4, 496832), (7, 283904), (8, 248416), (14, 141952), (16, 124208), (28, 70976), (32, 62104), (56, 35488), (64, 31052), (112, 17744), (128, 15526), (224, 8872), (256, 7763), (448, 4436), (896, 2218), (1109, 1792)]