209401929

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1181}}^1$

素因数の和:1403

約数の個数: 40

約数和(自身を含む): 343252800

約数和(自身を除く): 133850871

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 199, 297, 597, 891, 1181, 1791, 2189, 3543, 5373, 6567, 10629, 12991, 16119, 19701, 31887, 38973, 59103, 95661, 116919, 177309, 235019, 350757, 705057, 1052271, 2115171, 2585209, 6345513, 7755627, 19036539, 23266881, 69800643, 209401929]

約数ペア:

[(1, 209401929), (3, 69800643), (9, 23266881), (11, 19036539), (27, 7755627), (33, 6345513), (81, 2585209), (99, 2115171), (199, 1052271), (297, 705057), (597, 350757), (891, 235019), (1181, 177309), (1791, 116919), (2189, 95661), (3543, 59103), (5373, 38973), (6567, 31887), (10629, 19701), (12991, 16119)]