1397248

素因数分解:

$2^9\times {\mathrm{2729}}^1$

素因数の和:2747

約数の個数: 20

約数和(自身を含む): 2792790

約数和(自身を除く): 1395542

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 2729, 5458, 10916, 21832, 43664, 87328, 174656, 349312, 698624, 1397248]

約数ペア:

[(1, 1397248), (2, 698624), (4, 349312), (8, 174656), (16, 87328), (32, 43664), (64, 21832), (128, 10916), (256, 5458), (512, 2729)]