1218728

素因数分解:

$2^3\times 7^2\times {\mathrm{3109}}^1$

素因数の和:3129

約数の個数: 24

約数和(自身を含む): 2659050

約数和(自身を除く): 1440322

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 3109, 6218, 12436, 21763, 24872, 43526, 87052, 152341, 174104, 304682, 609364, 1218728]

約数ペア:

[(1, 1218728), (2, 609364), (4, 304682), (7, 174104), (8, 152341), (14, 87052), (28, 43526), (49, 24872), (56, 21763), (98, 12436), (196, 6218), (392, 3109)]