28538884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1321}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 54635616

約数和(自身を除く): 26096732

約数列:

[1, 2, 4, 11, 22, 44, 491, 982, 1321, 1964, 2642, 5284, 5401, 10802, 14531, 21604, 29062, 58124, 648611, 1297222, 2594444, 7134721, 14269442, 28538884]

約数ペア:

[(1, 28538884), (2, 14269442), (4, 7134721), (11, 2594444), (22, 1297222), (44, 648611), (491, 58124), (982, 29062), (1321, 21604), (1964, 14531), (2642, 10802), (5284, 5401)]