27972728

素因数分解:

$2^3\times 7^2\times {\mathrm{71359}}^1$

素因数の和:71379

約数の個数: 24

約数和(自身を含む): 61012800

約数和(自身を除く): 33040072

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 71359, 142718, 285436, 499513, 570872, 999026, 1998052, 3496591, 3996104, 6993182, 13986364, 27972728]

約数ペア:

[(1, 27972728), (2, 13986364), (4, 6993182), (7, 3996104), (8, 3496591), (14, 1998052), (28, 999026), (49, 570872), (56, 499513), (98, 285436), (196, 142718), (392, 71359)]