289201617

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{249097}}^1$

素因数の和:249149

約数の個数: 16

約数和(自身を含む): 438412480

約数和(自身を除く): 149210863

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 249097, 747291, 2241873, 6725619, 10711171, 32133513, 96400539, 289201617]

約数ペア:

[(1, 289201617), (3, 96400539), (9, 32133513), (27, 10711171), (43, 6725619), (129, 2241873), (387, 747291), (1161, 249097)]