28406404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1621}}^1$

素因数の和:1975

約数の個数: 24

約数和(自身を含む): 53727128

約数和(自身を除く): 25320724

約数列:

[1, 2, 4, 13, 26, 52, 337, 674, 1348, 1621, 3242, 4381, 6484, 8762, 17524, 21073, 42146, 84292, 546277, 1092554, 2185108, 7101601, 14203202, 28406404]

約数ペア:

[(1, 28406404), (2, 14203202), (4, 7101601), (13, 2185108), (26, 1092554), (52, 546277), (337, 84292), (674, 42146), (1348, 21073), (1621, 17524), (3242, 8762), (4381, 6484)]