388796912

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{32443}}^1$

素因数の和:32565

約数の個数: 40

約数和(自身を含む): 868980096

約数和(自身を除く): 480183184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1712, 2996, 5992, 11984, 32443, 64886, 129772, 227101, 259544, 454202, 519088, 908404, 1816808, 3471401, 3633616, 6942802, 13885604, 24299807, 27771208, 48599614, 55542416, 97199228, 194398456, 388796912]

約数ペア:

[(1, 388796912), (2, 194398456), (4, 97199228), (7, 55542416), (8, 48599614), (14, 27771208), (16, 24299807), (28, 13885604), (56, 6942802), (107, 3633616), (112, 3471401), (214, 1816808), (428, 908404), (749, 519088), (856, 454202), (1498, 259544), (1712, 227101), (2996, 129772), (5992, 64886), (11984, 32443)]