28154589

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 38223360

約数和(自身を除く): 10068771

約数列:

[1, 3, 107, 139, 321, 417, 631, 1893, 14873, 44619, 67517, 87709, 202551, 263127, 9384863, 28154589]

約数ペア:

[(1, 28154589), (3, 9384863), (107, 263127), (139, 202551), (321, 87709), (417, 67517), (631, 44619), (1893, 14873)]