201720159

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{105227}}^1$

素因数の和:105307

約数の個数: 16

約数和(自身を含む): 303056640

約数和(自身を除く): 101336481

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 105227, 315681, 947043, 2841129, 7471117, 22413351, 67240053, 201720159]

約数ペア:

[(1, 201720159), (3, 67240053), (9, 22413351), (27, 7471117), (71, 2841129), (213, 947043), (639, 315681), (1917, 105227)]