30890826

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{23509}}^1$

素因数の和:23590

約数の個数: 24

約数和(自身を含む): 67849860

約数和(自身を除く): 36959034

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 23509, 47018, 70527, 141054, 211581, 423162, 1716157, 3432314, 5148471, 10296942, 15445413, 30890826]

約数ペア:

[(1, 30890826), (2, 15445413), (3, 10296942), (6, 5148471), (9, 3432314), (18, 1716157), (73, 423162), (146, 211581), (219, 141054), (438, 70527), (657, 47018), (1314, 23509)]