205616289

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{4421}}^1$

素因数の和:4880

約数の個数: 16

約数和(自身を含む): 282300480

約数和(自身を除く): 76684191

約数列:

[1, 3, 37, 111, 419, 1257, 4421, 13263, 15503, 46509, 163577, 490731, 1852399, 5557197, 68538763, 205616289]

約数ペア:

[(1, 205616289), (3, 68538763), (37, 5557197), (111, 1852399), (419, 490731), (1257, 163577), (4421, 46509), (13263, 15503)]