389548376

素因数分解:

$2^3\times 7^1\times {\mathrm{2549}}^1\times {\mathrm{2729}}^1$

素因数の和:5291

約数の個数: 32

約数和(自身を含む): 835380000

約数和(自身を除く): 445831624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2549, 2729, 5098, 5458, 10196, 10916, 17843, 19103, 20392, 21832, 35686, 38206, 71372, 76412, 142744, 152824, 6956221, 13912442, 27824884, 48693547, 55649768, 97387094, 194774188, 389548376]

約数ペア:

[(1, 389548376), (2, 194774188), (4, 97387094), (7, 55649768), (8, 48693547), (14, 27824884), (28, 13912442), (56, 6956221), (2549, 152824), (2729, 142744), (5098, 76412), (5458, 71372), (10196, 38206), (10916, 35686), (17843, 21832), (19103, 20392)]