81738399

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{33349}}^1$

素因数の和:33414

約数の個数: 16

約数和(自身を含む): 117392000

約数和(自身を除く): 35653601

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 33349, 100047, 633631, 1434007, 1900893, 4302021, 27246133, 81738399]

約数ペア:

[(1, 81738399), (3, 27246133), (19, 4302021), (43, 1900893), (57, 1434007), (129, 633631), (817, 100047), (2451, 33349)]