201865851

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3285

約数の個数: 40

約数和(自身を含む): 333704448

約数和(自身を除く): 131838597

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 213, 297, 639, 781, 891, 1917, 2343, 3191, 5751, 7029, 9573, 21087, 28719, 35101, 63261, 86157, 105303, 226561, 258471, 315909, 679683, 947727, 2039049, 2492171, 2843181, 6117147, 7476513, 18351441, 22429539, 67288617, 201865851]

約数ペア:

[(1, 201865851), (3, 67288617), (9, 22429539), (11, 18351441), (27, 7476513), (33, 6117147), (71, 2843181), (81, 2492171), (99, 2039049), (213, 947727), (297, 679683), (639, 315909), (781, 258471), (891, 226561), (1917, 105303), (2343, 86157), (3191, 63261), (5751, 35101), (7029, 28719), (9573, 21087)]