20131180479

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43858781}}^1$

素因数の和:43858807

約数の個数: 16

約数和(自身を含む): 31578323040

約数和(自身を除く): 11447142561

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43858781, 131576343, 394729029, 745599277, 1184187087, 2236797831, 6710393493, 20131180479]

約数ペア:

[(1, 20131180479), (3, 6710393493), (9, 2236797831), (17, 1184187087), (27, 745599277), (51, 394729029), (153, 131576343), (459, 43858781)]