520057233

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{257}}^1\times {\mathrm{503}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 780192000

約数和(自身を除く): 260134767

約数列:

[1, 3, 9, 27, 149, 257, 447, 503, 771, 1341, 1509, 2313, 4023, 4527, 6939, 13581, 38293, 74947, 114879, 129271, 224841, 344637, 387813, 674523, 1033911, 1163439, 2023569, 3490317, 19261379, 57784137, 173352411, 520057233]

約数ペア:

[(1, 520057233), (3, 173352411), (9, 57784137), (27, 19261379), (149, 3490317), (257, 2023569), (447, 1163439), (503, 1033911), (771, 674523), (1341, 387813), (1509, 344637), (2313, 224841), (4023, 129271), (4527, 114879), (6939, 74947), (13581, 38293)]