173840121

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70753}}^1$

素因数の和:70782

約数の個数: 32

約数和(自身を含む): 316977920

約数和(自身を除く): 143137799

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 70753, 212259, 495271, 636777, 919789, 1485813, 1910331, 2759367, 4457439, 6438523, 8278101, 13372317, 19315569, 24834303, 57946707, 173840121]

約数ペア:

[(1, 173840121), (3, 57946707), (7, 24834303), (9, 19315569), (13, 13372317), (21, 8278101), (27, 6438523), (39, 4457439), (63, 2759367), (91, 1910331), (117, 1485813), (189, 919789), (273, 636777), (351, 495271), (819, 212259), (2457, 70753)]