28228535

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 34670592

約数和(自身を除く): 6442057

約数列:

[1, 5, 71, 131, 355, 607, 655, 3035, 9301, 43097, 46505, 79517, 215485, 397585, 5645707, 28228535]

約数ペア:

[(1, 28228535), (5, 5645707), (71, 397585), (131, 215485), (355, 79517), (607, 46505), (655, 43097), (3035, 9301)]