28245190

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{42157}}^1$

素因数の和:42231

約数の個数: 16

約数和(自身を含む): 51601392

約数和(自身を除く): 23356202

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 42157, 84314, 210785, 421570, 2824519, 5649038, 14122595, 28245190]

約数ペア:

[(1, 28245190), (2, 14122595), (5, 5649038), (10, 2824519), (67, 421570), (134, 210785), (335, 84314), (670, 42157)]