28734471

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1723}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 44375760

約数和(自身を除く): 15641289

約数列:

[1, 3, 9, 17, 51, 109, 153, 327, 981, 1723, 1853, 5169, 5559, 15507, 16677, 29291, 87873, 187807, 263619, 563421, 1690263, 3192719, 9578157, 28734471]

約数ペア:

[(1, 28734471), (3, 9578157), (9, 3192719), (17, 1690263), (51, 563421), (109, 263619), (153, 187807), (327, 87873), (981, 29291), (1723, 16677), (1853, 15507), (5169, 5559)]