47871891

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{2801}}^1$

素因数の和:3024

約数の個数: 20

約数和(自身を含む): 71876904

約数和(自身を除く): 24005013

約数列:

[1, 3, 9, 27, 81, 211, 633, 1899, 2801, 5697, 8403, 17091, 25209, 75627, 226881, 591011, 1773033, 5319099, 15957297, 47871891]

約数ペア:

[(1, 47871891), (3, 15957297), (9, 5319099), (27, 1773033), (81, 591011), (211, 226881), (633, 75627), (1899, 25209), (2801, 17091), (5697, 8403)]