211155894

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{74719}}^1$

素因数の和:74884

約数の個数: 24

約数和(自身を含む): 460424640

約数和(自身を除く): 249268746

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 74719, 149438, 224157, 448314, 672471, 1344942, 11730883, 23461766, 35192649, 70385298, 105577947, 211155894]

約数ペア:

[(1, 211155894), (2, 105577947), (3, 70385298), (6, 35192649), (9, 23461766), (18, 11730883), (157, 1344942), (314, 672471), (471, 448314), (942, 224157), (1413, 149438), (2826, 74719)]