201908349

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{173909}}^1$

素因数の和:173961

約数の個数: 16

約数和(自身を含む): 306081600

約数和(自身を除く): 104173251

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 173909, 521727, 1565181, 4695543, 7478087, 22434261, 67302783, 201908349]

約数ペア:

[(1, 201908349), (3, 67302783), (9, 22434261), (27, 7478087), (43, 4695543), (129, 1565181), (387, 521727), (1161, 173909)]