28364755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 10048685

約数列:

[1, 5, 17, 29, 37, 85, 145, 185, 311, 493, 629, 1073, 1555, 2465, 3145, 5287, 5365, 9019, 11507, 18241, 26435, 45095, 57535, 91205, 153323, 195619, 333703, 766615, 978095, 1668515, 5672951, 28364755]

約数ペア:

[(1, 28364755), (5, 5672951), (17, 1668515), (29, 978095), (37, 766615), (85, 333703), (145, 195619), (185, 153323), (311, 91205), (493, 57535), (629, 45095), (1073, 26435), (1555, 18241), (2465, 11507), (3145, 9019), (5287, 5365)]