201872349

素因数分解:

$3^2\times 7^1\times {\mathrm{857}}^1\times {\mathrm{3739}}^1$

素因数の和:4609

約数の個数: 24

約数和(自身を含む): 333727680

約数和(自身を除く): 131855331

約数列:

[1, 3, 7, 9, 21, 63, 857, 2571, 3739, 5999, 7713, 11217, 17997, 26173, 33651, 53991, 78519, 235557, 3204323, 9612969, 22430261, 28838907, 67290783, 201872349]

約数ペア:

[(1, 201872349), (3, 67290783), (7, 28838907), (9, 22430261), (21, 9612969), (63, 3204323), (857, 235557), (2571, 78519), (3739, 53991), (5999, 33651), (7713, 26173), (11217, 17997)]