209579519

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{28211}}^1$

素因数の和:28270

約数の個数: 16

約数和(自身を含む): 243751680

約数和(自身を除く): 34172161

約数列:

[1, 17, 19, 23, 323, 391, 437, 7429, 28211, 479587, 536009, 648853, 9112153, 11030501, 12328207, 209579519]

約数ペア:

[(1, 209579519), (17, 12328207), (19, 11030501), (23, 9112153), (323, 648853), (391, 536009), (437, 479587), (7429, 28211)]