27856108

素因数分解:

$2^2\times 7^2\times {\mathrm{142123}}^1$

素因数の和:142141

約数の個数: 18

約数和(自身を含む): 56707476

約数和(自身を除く): 28851368

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 142123, 284246, 568492, 994861, 1989722, 3979444, 6964027, 13928054, 27856108]

約数ペア:

[(1, 27856108), (2, 13928054), (4, 6964027), (7, 3979444), (14, 1989722), (28, 994861), (49, 568492), (98, 284246), (196, 142123)]