209213619

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{14879}}^1$

素因数の和:15034

約数の個数: 16

約数和(自身を含む): 288076800

約数和(自身を除く): 78863181

約数列:

[1, 3, 43, 109, 129, 327, 4687, 14061, 14879, 44637, 639797, 1621811, 1919391, 4865433, 69737873, 209213619]

約数ペア:

[(1, 209213619), (3, 69737873), (43, 4865433), (109, 1919391), (129, 1621811), (327, 639797), (4687, 44637), (14061, 14879)]