206988243

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{52709}}^1$

素因数の和:52747

約数の個数: 32

約数和(自身を含む): 364331520

約数和(自身を除く): 157343277

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 52709, 158127, 368963, 579799, 896053, 1106889, 1739397, 2688159, 4058593, 6272371, 9856583, 12175779, 18817113, 29569749, 68996081, 206988243]

約数ペア:

[(1, 206988243), (3, 68996081), (7, 29569749), (11, 18817113), (17, 12175779), (21, 9856583), (33, 6272371), (51, 4058593), (77, 2688159), (119, 1739397), (187, 1106889), (231, 896053), (357, 579799), (561, 368963), (1309, 158127), (3927, 52709)]