206784255

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{293311}}^1$

素因数の和:293366

約数の個数: 16

約数和(自身を含む): 337895424

約数和(自身を除く): 131111169

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 293311, 879933, 1466555, 4399665, 13785617, 41356851, 68928085, 206784255]

約数ペア:

[(1, 206784255), (3, 68928085), (5, 41356851), (15, 13785617), (47, 4399665), (141, 1466555), (235, 879933), (705, 293311)]